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

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

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

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

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