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