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