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