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.

A357452 Number of partitions of n into tetranacci numbers 1,2,4,8,15,29, ... (A000078).

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%I A357452 #5 Oct 01 2022 00:37:02
%S A357452 1,1,2,2,4,4,6,6,10,10,14,14,20,20,26,27,36,37,46,48,60,62,74,78,94,
%T A357452 98,114,120,140,147,168,178,204,215,242,256,288,304,338,358,398,420,
%U A357452 462,488,537,567,619,654,714,753,816,860,932,982,1058,1114
%N A357452 Number of partitions of n into tetranacci numbers 1,2,4,8,15,29, ... (A000078).
%F A357452 G.f.: Product_{k>=4} 1 / (1 - x^A000078(k)).
%t A357452 A000078[0] = A000078[1] = A000078[2] = 0; A000078[3] = 1; A000078[n_] := A000078[n] = A000078[n - 1] + A000078[n - 2] + A000078[n - 3] + A000078[n - 4]; nmax = 55; CoefficientList[Series[Product[1/(1 - x^A000078[k]), {k, 4, 20}], {x, 0, nmax}], x]
%Y A357452 Cf. A000078, A003107, A240844, A287656, A357453, A357454.
%K A357452 nonn
%O A357452 0,3
%A A357452 _Ilya Gutkovskiy_, Sep 29 2022