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