(0 12 5)(1 21 3)(2 9 8)(4 16 14 11 6)(7 13 10)(15 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 2 5)

(0)(1 21 3)(2 12 5 9 8)(4 16 14 11 6)(7 13 10)(15 19 17)(18 22 20)
2: (1 21 3)

(0)(1)(2 12 5 9 8)(3)(4 16 14 11 6)(7 13 10)(15 19 17)(18 22 20)(21)
3: (5 9 12)

(0)(1)(2 12 8)(3)(4 16 14 11 6)(5)(7 13 10)(9)(15 19 17)(18 22 20)(21)
4: (6 14 11)

(0)(1)(2 12 8)(3)(4 16 14)(5)(6)(7 13 10)(9)(11)(15 19 17)(18 22 20)(21)