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