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

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

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

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

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