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

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

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

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

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