(0 4 2)(1 8 6)(3 19 18 11 5)(7 21 9)(10 20 17 14 12)(13 16 15)
ALLOWS (11/8)-SEQUENCE
1: (0 4 11)
(0 5 3 19 18 11 2)(1 8 6)(4)(7 21 9)(10 20 17 14 12)(13 16 15)
2: (3 19 5)
(0 5 18 11 2)(1 8 6)(3)(4)(7 21 9)(10 20 17 14 12)(13 16 15)(19)
3: (10 20 17)
(0 5 18 11 2)(1 8 6)(3)(4)(7 21 9)(10 14 12)(13 16 15)(17)(19)(20)
4: (2 18 11)
(0 5 18)(1 8 6)(2)(3)(4)(7 21 9)(10 14 12)(11)(13 16 15)(17)(19)(20)