OA(512,11,2,6)

λ = 8, 101 / 318

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 1 / 3

d(C) = 2

ρ(C) = 1

↙    ↘

OA(256,10,2,5)

λ = 8, 147 / 372

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(256,10,2,5)

After reduction: 25 / 68

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 25 / 68

  ↙    ↘   

  ↙    ↘  

OA(128,9,2,4)

λ = 8, 132 / 378

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(128,9,2,4)

OA(128,9,2,4)

After reduction: 68 / 205

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 68 / 205

After reduction: 68 / 205

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(64,8,2,3)

λ = 8, 369 / 652

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(64,8,2,3)

OA(64,8,2,3)

OA(64,8,2,3)

After reduction: 293 / 528

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 293 / 528

After reduction: 293 / 528

After reduction: 293 / 528

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(32,7,2,2)

λ = 8, 267 / 593

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

OA(32,7,2,2)

OA(32,7,2,2)

OA(32,7,2,2)

OA(32,7,2,2)

After reduction: 255 / 571

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

After reduction: 255 / 571

After reduction: 255 / 571

After reduction: 255 / 571

After reduction: 255 / 571

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(16,6,2,1)

λ = 8, 1601 / 2137

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

OA(16,6,2,1)

OA(16,6,2,1)

OA(16,6,2,1)

OA(16,6,2,1)

OA(16,6,2,1)

OA(512,10,2,6)

λ = 8, 75 / 148

1 ≤ d(C) ≤ 2

ρ(C) = 1

After reduction: 53 / 106

1 ≤ d(C) ≤ 2

ρ(C) = 1

↙    ↘

OA(256,9,2,5)

λ = 8, 113 / 182

1 ≤ d(C) ≤ 2

ρ(C) = 1

OA(256,9,2,5)

After reduction: 61 / 114

1 ≤ d(C) ≤ 2

ρ(C) = 1

After reduction: 61 / 114

  ↙    ↘   

  ↙    ↘  

OA(128,8,2,4)

λ = 8, 99 / 188

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(128,8,2,4)

OA(128,8,2,4)

After reduction: 66 / 128

1 ≤ d(C) ≤ 2

ρ(C) = 1

After reduction: 66 / 128

After reduction: 66 / 128

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(64,7,2,3)

λ = 8, 162 / 249

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(64,7,2,3)

OA(64,7,2,3)

OA(64,7,2,3)

After reduction: 133 / 205

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 133 / 205

After reduction: 133 / 205

After reduction: 133 / 205

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(32,6,2,2)

λ = 8, 142 / 250

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(32,6,2,2)

OA(32,6,2,2)

OA(32,6,2,2)

OA(32,6,2,2)

After reduction: 134 / 240

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 134 / 240

After reduction: 134 / 240

After reduction: 134 / 240

After reduction: 134 / 240

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(16,5,2,1)

λ = 8, 511 / 649

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(16,5,2,1)

OA(16,5,2,1)

OA(16,5,2,1)

OA(16,5,2,1)

OA(16,5,2,1)

OA(512,9,2,6)

λ = 8, 43 / 65

d(C) = 1

ρ(C) = 1

After reduction: 37 / 55

d(C) = 1

ρ(C) = 1

↙    ↘

OA(256,8,2,5)

λ = 8, 52 / 72

d(C) = 1

ρ(C) = 1

OA(256,8,2,5)

After reduction: 41 / 59

d(C) = 1

ρ(C) = 1

After reduction: 41 / 59

  ↙    ↘   

  ↙    ↘  

OA(128,7,2,4)

λ = 8, 48 / 71

d(C) = 1

ρ(C) = 1

OA(128,7,2,4)

OA(128,7,2,4)

After reduction: 41 / 61

d(C) = 1

ρ(C) = 1

After reduction: 41 / 61

After reduction: 41 / 61

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(64,6,2,3)

λ = 8, 73 / 93

d(C) = 1

ρ(C) = 1

OA(64,6,2,3)

OA(64,6,2,3)

OA(64,6,2,3)

After reduction: 59 / 78

d(C) = 1

ρ(C) = 1

After reduction: 59 / 78

After reduction: 59 / 78

After reduction: 59 / 78

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(32,5,2,2)

λ = 8, 66 / 93

1 ≤ d(C) ≤ 2

ρ(C) = 1

OA(32,5,2,2)

OA(32,5,2,2)

OA(32,5,2,2)

OA(32,5,2,2)

After reduction: 62 / 89

1 ≤ d(C) ≤ 2

ρ(C) = 1

After reduction: 62 / 89

After reduction: 62 / 89

After reduction: 62 / 89

After reduction: 62 / 89

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(16,4,2,1)

λ = 8, 147 / 177

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(16,4,2,1)

OA(16,4,2,1)

OA(16,4,2,1)

OA(16,4,2,1)

OA(16,4,2,1)

OA(512,8,2,6)

λ = 8, 20 / 25

d(C) = 1

ρ(C) = 1

After reduction: 20 / 25

d(C) = 1

ρ(C) = 1

↙    ↘

OA(256,7,2,5)

λ = 8, 20 / 25

d(C) = 1

ρ(C) = 1

OA(256,7,2,5)

After reduction: 20 / 25

d(C) = 1

ρ(C) = 1

After reduction: 20 / 25

  ↙    ↘   

  ↙    ↘  

OA(128,6,2,4)

λ = 8, 20 / 25

d(C) = 1

ρ(C) = 1

OA(128,6,2,4)

OA(128,6,2,4)

After reduction: 20 / 25

d(C) = 1

ρ(C) = 1

After reduction: 20 / 25

After reduction: 20 / 25

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(64,5,2,3)

λ = 8, 23 / 28

d(C) = 1

ρ(C) = 1

OA(64,5,2,3)

OA(64,5,2,3)

OA(64,5,2,3)

After reduction: 23 / 28

d(C) = 1

ρ(C) = 1

After reduction: 23 / 28

After reduction: 23 / 28

After reduction: 23 / 28

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(32,4,2,2)

λ = 8, 23 / 29

d(C) = 1

ρ(C) = 1

OA(32,4,2,2)

OA(32,4,2,2)

OA(32,4,2,2)

OA(32,4,2,2)

After reduction: 23 / 29

d(C) = 1

ρ(C) = 1

After reduction: 23 / 29

After reduction: 23 / 29

After reduction: 23 / 29

After reduction: 23 / 29

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(16,3,2,1)

λ = 8, 36 / 41

d(C) = 1

ρ(C) = 1

OA(16,3,2,1)

OA(16,3,2,1)

OA(16,3,2,1)

OA(16,3,2,1)

OA(16,3,2,1)

OA(512,7,2,6)

λ = 8, 8 / 9

d(C) = 1

ρ(C) = 1

↙    ↘

OA(256,6,2,5)

λ = 8, 8 / 9

d(C) = 1

ρ(C) = 1

OA(256,6,2,5)

  ↙    ↘   

  ↙    ↘  

OA(128,5,2,4)

λ = 8, 8 / 9

d(C) = 1

ρ(C) = 1

OA(128,5,2,4)

OA(128,5,2,4)

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(64,4,2,3)

λ = 8, 8 / 9

d(C) = 1

ρ(C) = 1

OA(64,4,2,3)

OA(64,4,2,3)

OA(64,4,2,3)

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(32,3,2,2)

λ = 8, 8 / 9

d(C) = 1

ρ(C) = 1

OA(32,3,2,2)

OA(32,3,2,2)

OA(32,3,2,2)

OA(32,3,2,2)

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(16,2,2,1)

λ = 8, 8 / 9

d(C) = 1

ρ(C) = 1

OA(16,2,2,1)

OA(16,2,2,1)

OA(16,2,2,1)

OA(16,2,2,1)

OA(16,2,2,1)

OA(512,6,2,6)

λ = 8, 1 / 1

d(C) = 1

ρ(C) = 0

↙    ↘

OA(256,5,2,5)

λ = 8, 1 / 1

d(C) = 1

ρ(C) = 0

OA(256,5,2,5)

  ↙    ↘   

  ↙    ↘  

OA(128,4,2,4)

λ = 8, 1 / 1

d(C) = 1

ρ(C) = 0

OA(128,4,2,4)

OA(128,4,2,4)

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(64,3,2,3)

λ = 8, 1 / 1

d(C) = 1

ρ(C) = 0

OA(64,3,2,3)

OA(64,3,2,3)

OA(64,3,2,3)

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(32,2,2,2)

λ = 8, 1 / 1

d(C) = 1

ρ(C) = 0

OA(32,2,2,2)

OA(32,2,2,2)

OA(32,2,2,2)

OA(32,2,2,2)

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘   

  ↙    ↘  

OA(16,1,2,1)

λ = 8, 1 / 1

d(C) = 1

ρ(C) = 0

OA(16,1,2,1)

OA(16,1,2,1)

OA(16,1,2,1)

OA(16,1,2,1)

OA(16,1,2,1)