(0 8 6)(1 11 3)(2 12 9 7 4)(5 21 19 16 14)(10 15 13)(17 20 18)
ALLOWS (11/8)-SEQUENCE
1: (0 1 6)

(0)(1 8 6 11 3)(2 12 9 7 4)(5 21 19 16 14)(10 15 13)(17 20 18)
2: (3 6 11)

(0)(1 8 6)(2 12 9 7 4)(3)(5 21 19 16 14)(10 15 13)(11)(17 20 18)
3: (2 7 4)

(0)(1 8 6)(2)(3)(4)(5 21 19 16 14)(7 12 9)(10 15 13)(11)(17 20 18)
4: (1 8 6)

(0)(1)(2)(3)(4)(5 21 19 16 14)(6)(7 12 9)(8)(10 15 13)(11)(17 20 18)