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

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

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

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

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