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