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