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