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

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

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

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

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