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