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

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

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

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

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