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