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A056313
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Number of reversible strings with n beads using exactly six different colors.
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2
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0, 0, 0, 0, 0, 360, 7560, 95760, 952560, 8217720, 64615680, 476515080, 3355679880, 22837101840, 151449674040, 984573656640, 6302070915840, 39847411326600, 249509384858160, 1550188410555960, 9570844671224760
(list; graph; refs; listen; history; internal format)
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