A167418 G.f.: 1/(1 - 4*x + 5*x^2 - 100*x^3).
1, 4, 11, 124, 841, 3844, 23571, 159164, 903201, 5174084, 32096731, 192836604, 1128271161, 6758574724, 40676603491, 241740656444, 1439437080721, 8616705389764, 51443701799851, 306634988322684, 1830991983267881, 10935163171443204, 65249191601701811, 389420148876379324
Offset: 0
Links
- Paolo Xausa, Table of n, a(n) for n = 0..1000
- Index entries for linear recurrences with constant coefficients, signature (4,-5,100).
Crossrefs
Cf. A167289.
Programs
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Mathematica
LinearRecurrence[{4, -5, 100}, {1, 4, 11}, 25] (* Paolo Xausa, Jul 01 2025 *)
Formula
a(n) = 4*a(n-1) - 5*a(n-2) + 100*a(n-3) for n > 2.
Extensions
Entry revised by Editors of OEIS, Jun 22 2016