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