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