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