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