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

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

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

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

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