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