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