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

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

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

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

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