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

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

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

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

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