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