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