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