cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A229282 Number of ascending runs in {1,...,8}^n.

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%I A229282 #11 Jul 01 2023 16:00:37
%S A229282 0,8,100,1088,11008,106496,999424,9175040,82837504,738197504,
%T A229282 6509559808,56908316672,493921239040,4260607557632,36558761623552,
%U A229282 312261302288384,2656420092706816,22517998136852480,190277084256403456,1603281467343896576,13474770085092524032
%N A229282 Number of ascending runs in {1,...,8}^n.
%H A229282 Alois P. Heinz, <a href="/A229282/b229282.txt">Table of n, a(n) for n = 0..1000</a>
%H A229282 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (16,-64).
%F A229282 G.f.: -4*(7*x-2)*x/(8*x-1)^2.
%F A229282 a(n) = 2^(3*n-4)*(9*n+7) for n>0, a(0) = 0.
%p A229282 a:= n-> `if`(n=0, 0, 2^(3*n-4)*(9*n+7)):
%p A229282 seq(a(n), n=0..30);
%Y A229282 Column k=8 of A229079.
%K A229282 nonn,easy
%O A229282 0,2
%A A229282 _Alois P. Heinz_, Sep 18 2013