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