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

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

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

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

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