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