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