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

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

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

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

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