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

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

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

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

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