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