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