References to A055267

a(n)=3a(n-1)-a(n-2); a(0)=1, a(1)=7.
1, 7, 20, 53, 139, 364, 953, 2495, 6532, 17101, 44771, 117212, 306865, 803383

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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