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