References to A060645

a(0) = 0, a(1) = 4 then a(n) = 18*a(n-1)-a(n-2).
0, 4, 72, 1292, 23184, 416020, 7465176, 133957148, 2403763488, 43133785636

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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