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

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

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

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

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