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