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