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

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

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

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

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