A362360 a(n) = 81*n - 2.
79, 160, 241, 322, 403, 484, 565, 646, 727, 808, 889, 970, 1051, 1132, 1213, 1294, 1375, 1456, 1537, 1618, 1699, 1780, 1861, 1942, 2023, 2104, 2185, 2266, 2347, 2428, 2509, 2590, 2671, 2752, 2833, 2914, 2995, 3076, 3157
Offset: 1
Links
- Paolo Xausa, Table of n, a(n) for n = 1..10000
- Index entries for linear recurrences with constant coefficients, signature (2,-1).
Programs
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Mathematica
Range[50]81-2 (* Paolo Xausa, Nov 17 2023 *)
Formula
a(n) = 3^4*n - 2, for n >= 1.
O.g.f.: (x/(1-x)^2)*(3^4 - 2*(1-x)).
E.g.f.: 2 + exp(x)*(81*x - 2). - Stefano Spezia, Jun 24 2023
Comments