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