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