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

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

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

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

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