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