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