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