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