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

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

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

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

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