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

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

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

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

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