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