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

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

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

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

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