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