OA(81,10,3,3)

λ = 3, 56 / 2458

3 ≤ d(C) ≤ 6

ρ(C) ≤ 5

After reduction: 26 / 1454

4 ≤ d(C) ≤ 6

ρ(C) ≤ 5

↙    ↘

OA(27,9,3,2)

λ = 3, 16 / 488

3 ≤ d(C) ≤ 6

ρ(C) ≤ 5

OA(54,9,3,2)

λ = 6, 1806 / 11663

1 ≤ d(C) ≤ 5

ρ(C) ≤ 5

After reduction: 11 / 416

4 ≤ d(C) ≤ 6

ρ(C) ≤ 5

After reduction: /

1 ≤ d(C) ≤ 5

ρ(C) ≤ 5

  ↙    ↘   

   ↙    ↘  

OA(9,8,3,1)

λ = 3, 141 / 495

1 ≤ d(C) ≤ 6

ρ(C) ≤ 5

OA(18,8,3,1)

λ = 6, 6959 / 14721

1 ≤ d(C) ≤ 5

ρ(C) ≤ 5

OA(36,8,3,1)

λ = 12, 503812 / 767228

1 ≤ d(C) ≤ 5

ρ(C) ≤ 5

OA(81,9,3,3)

λ = 3, 51 / 1068

2 ≤ d(C) ≤ 5

ρ(C) ≤ 4

After reduction: 29 / 668

3 ≤ d(C) ≤ 5

ρ(C) ≤ 4

↙    ↘

OA(27,8,3,2)

λ = 3, 19 / 285

2 ≤ d(C) ≤ 5

ρ(C) ≤ 4

OA(54,8,3,2)

λ = 6, 1114 / 4986

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

After reduction: 16 / 243

3 ≤ d(C) ≤ 5

ρ(C) ≤ 4

After reduction: /

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

  ↙    ↘   

   ↙    ↘  

OA(9,7,3,1)

λ = 3, 86 / 268

1 ≤ d(C) ≤ 5

ρ(C) ≤ 4

OA(18,7,3,1)

λ = 6, 2742 / 5353

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

OA(36,7,3,1)

λ = 12, 116680 / 168907

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

OA(81,8,3,3)

λ = 3, 52 / 443

1 ≤ d(C) ≤ 4

ρ(C) ≤ 3

After reduction: 24 / 254

2 ≤ d(C) ≤ 4

ρ(C) ≤ 3

↙    ↘

OA(27,7,3,2)

λ = 3, 19 / 155

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

OA(54,7,3,2)

λ = 6, 632 / 1924

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

After reduction: 14 / 129

2 ≤ d(C) ≤ 4

ρ(C) ≤ 4

After reduction: /

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

  ↙    ↘   

   ↙    ↘  

OA(9,6,3,1)

λ = 3, 51 / 139

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

OA(18,6,3,1)

λ = 6, 1009 / 1804

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

OA(36,6,3,1)

λ = 12, 24615 / 33800

1 ≤ d(C) ≤ 4

ρ(C) ≤ 4

OA(81,7,3,3)

λ = 3, 32 / 162

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

After reduction: 18 / 104

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

↙    ↘

OA(27,6,3,2)

λ = 3, 15 / 75

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

OA(54,6,3,2)

λ = 6, 266 / 616

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

After reduction: 13 / 66

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

After reduction: /

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

  ↙    ↘   

   ↙    ↘  

OA(9,5,3,1)

λ = 3, 28 / 66

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

OA(18,5,3,1)

λ = 6, 339 / 553

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

OA(36,5,3,1)

λ = 12, 4651 / 6043

1 ≤ d(C) ≤ 3

ρ(C) ≤ 3

OA(81,6,3,3)

λ = 3, 19 / 56

1 ≤ d(C) ≤ 3

ρ(C) ≤ 2

After reduction: 14 / 41

1 ≤ d(C) ≤ 3

ρ(C) ≤ 2

↙    ↘

OA(27,5,3,2)

λ = 3, 13 / 37

1 ≤ d(C) ≤ 3

ρ(C) ≤ 2

OA(54,5,3,2)

λ = 6, 107 / 189

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 12 / 33

1 ≤ d(C) ≤ 3

ρ(C) ≤ 2

After reduction: /

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

  ↙    ↘   

   ↙    ↘  

OA(9,4,3,1)

λ = 3, 15 / 30

1 ≤ d(C) ≤ 3

ρ(C) ≤ 2

OA(18,4,3,1)

λ = 6, 104 / 153

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(36,4,3,1)

λ = 12, 775 / 950

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(81,5,3,3)

λ = 3, 10 / 18

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 6 / 11

1 ≤ d(C) ≤ 2

ρ(C) = 1

↙    ↘

OA(27,4,3,2)

λ = 3, 9 / 16

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(54,4,3,2)

λ = 6, 36 / 49

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

After reduction: 8 / 13

1 ≤ d(C) ≤ 2

ρ(C) = 1

After reduction: /

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

  ↙    ↘   

   ↙    ↘  

OA(9,3,3,1)

λ = 3, 7 / 12

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(18,3,3,1)

λ = 6, 27 / 37

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(36,3,3,1)

λ = 12, 108 / 127

1 ≤ d(C) ≤ 2

ρ(C) ≤ 2

OA(81,4,3,3)

λ = 3, 3 / 4

d(C) = 1

ρ(C) = 1

↙    ↘

OA(27,3,3,2)

λ = 3, 3 / 4

d(C) = 1

ρ(C) = 1

OA(54,3,3,2)

λ = 6, 6 / 7

d(C) = 1

ρ(C) = 1

  ↙    ↘   

   ↙    ↘  

OA(9,2,3,1)

λ = 3, 3 / 4

d(C) = 1

ρ(C) = 1

OA(18,2,3,1)

λ = 6, 6 / 7

d(C) = 1

ρ(C) = 1

OA(36,2,3,1)

λ = 12, 12 / 13

d(C) = 1

ρ(C) = 1

OA(81,3,3,3)

λ = 3, 1 / 1

d(C) = 1

ρ(C) = 0

↙    ↘

OA(27,2,3,2)

λ = 3, 1 / 1

d(C) = 1

ρ(C) = 0

OA(54,2,3,2)

λ = 6, 1 / 1

d(C) = 1

ρ(C) = 0

  ↙     ↘   

   ↙     ↘  

OA(9,1,3,1)

λ = 3, 1 / 1

d(C) = 1

ρ(C) = 0

OA(18,1,3,1)

λ = 6, 1 / 1

d(C) = 1

ρ(C) = 0

OA(36,1,3,1)

λ = 12, 1 / 1

d(C) = 1

ρ(C) = 0