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

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

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

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

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