(0 21 2)(1 8 3)(4 15 5)(6 19 14 12 10)(7 11 9)(13 18 16)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 4 15)

(0 21 2)(1 5 4 8 3)(6 19 14 12 10)(7 11 9)(13 18 16)(15)(17 22 20)
2: (3 4 8)

(0 21 2)(1 5 4)(3)(6 19 14 12 10)(7 11 9)(8)(13 18 16)(15)(17 22 20)
3: (6 19 10)

(0 21 2)(1 5 4)(3)(6)(7 11 9)(8)(10 14 12)(13 18 16)(15)(17 22 20)(19)
4: (7 11 9)

(0 21 2)(1 5 4)(3)(6)(7)(8)(9)(10 14 12)(11)(13 18 16)(15)(17 22 20)(19)