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