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