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