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