(0 21 18)(1 11 8 4 2)(3 7 5)(6 20 13)(9 15 12)(10 19 17)(14 22 16)
ALLOWS (11/8)-SEQUENCE
1: (0 6 18)
(0)(1 11 8 4 2)(3 7 5)(6 21 18 20 13)(9 15 12)(10 19 17)(14 22 16)
2: (13 18 20)
(0)(1 11 8 4 2)(3 7 5)(6 21 18)(9 15 12)(10 19 17)(13)(14 22 16)(20)
3: (10 19 17)
(0)(1 11 8 4 2)(3 7 5)(6 21 18)(9 15 12)(10)(13)(14 22 16)(17)(19)(20)
4: (9 15 12)
(0)(1 11 8 4 2)(3 7 5)(6 21 18)(9)(10)(12)(13)(14 22 16)(15)(17)(19)(20)