References to A023039

a(n) = 18a(n-1) - a(n-2).
1, 9, 161, 2889, 51841, 930249, 16692641, 299537289, 5374978561, 96450076809

1 seqfan posts

Sun Jan 11 23:36:02 CET 2009    [seqfan] Index of linear recurrences
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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