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