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

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

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

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

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