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