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