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