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