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

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

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

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

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