References to A091344

a(n) = 2*3^n-3*2^n+1.
0, 1, 7, 31, 115, 391, 1267, 3991, 12355, 37831, 115027, 348151, 1050595, 3164071

1 seqfan posts

Tue Jan 13 20:20:32 CET 2009    [seqfan] A091344
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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