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