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

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

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

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

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