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

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

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

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

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