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

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

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

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

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