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