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