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