References to digraph

3 seqfan posts

Thu Aug 12 22:27:38 CEST 2010    [seqfan] Re: OEIS in Science News
Wed Jun 2 14:04:57 CEST 2010    [seqfan] Re: A048200 variant: invert [1, 2, ..., n] allowing one swap and two shift-rotate operations
Thu Aug 27 22:52:45 CEST 2009    [seqfan] Re: moving to wiki
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
digraph  
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