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

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

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

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

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