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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.

A326508 Number of (binary) max-heaps on n elements from the set {0,1} containing exactly seven 0's.

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%I A326508 #14 Feb 16 2025 08:33:58
%S A326508 1,1,2,5,10,18,32,54,94,140,222,329,532,708,1060,1432,2175,2691,3878,
%T A326508 4905,7110,8398,11740,14150,19788,22622,30826,35845,48712,54376,72472,
%U A326508 82016,108845,119317,155962,172861,224834,243018,312232,340486,435210,465184
%N A326508 Number of (binary) max-heaps on n elements from the set {0,1} containing exactly seven 0's.
%H A326508 Alois P. Heinz, <a href="/A326508/b326508.txt">Table of n, a(n) for n = 7..10000</a>
%H A326508 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/Heap.html">Heap</a>
%H A326508 Wikipedia, <a href="https://en.wikipedia.org/wiki/Binary_heap">Binary heap</a>
%H A326508 <a href="/index/Rec#order_29">Index entries for linear recurrences with constant coefficients</a>, signature (1, 2, -2, 3, -3, -8, 8, -1, 1, 10, -10, -5, 5, 0, 0, 5, -5, -10, 10, 1, -1, 8, -8, -3, 3, -2, 2, 1, -1).
%Y A326508 Column k=7 of A309049.
%K A326508 nonn,easy
%O A326508 7,3
%A A326508 _Alois P. Heinz_, Jul 09 2019