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