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