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