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