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