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

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

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

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

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