(0 18 16 5 2)(1 20 19)(3 21 15 7 6)(4 10 8)(9 13 11)(12 17 14)
ALLOWS (11/8)-SEQUENCE
1: (0 5 9)
(0 13 11 9 2)(1 20 19)(3 21 15 7 6)(4 10 8)(5 18 16)(12 17 14)
2: (3 21 6)
(0 13 11 9 2)(1 20 19)(3)(4 10 8)(5 18 16)(6 15 7)(12 17 14)(21)
3: (4 10 8)
(0 13 11 9 2)(1 20 19)(3)(4)(5 18 16)(6 15 7)(8)(10)(12 17 14)(21)
4: (2 11 9)
(0 13 11)(1 20 19)(2)(3)(4)(5 18 16)(6 15 7)(8)(9)(10)(12 17 14)(21)