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A055404 Number of points in N^5 of norm <= n. 5

%I

%S 1,6,36,157,482,1203,2673,5139,9389,15930,25810,39855,59711,86346,

%T 122467,168957,229743,305153,400844,518154,662629,835490,1044410,

%U 1292216,1588236,1930057,2334622,2798143,3340038,3955063,4663169

%N Number of points in N^5 of norm <= n.

%H Andrew Howroyd, <a href="/A055404/b055404.txt">Table of n, a(n) for n = 0..500</a>

%F a(n) = [x^(n^2)] (1 + theta_3(x))^5/(32*(1 - x)), where theta_3() is the Jacobi theta function. - _Ilya Gutkovskiy_, Apr 15 2018

%Y Column k=5 of A302998.

%K nonn

%O 0,2

%A _David W. Wilson_

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Last modified August 19 03:04 EDT 2022. Contains 356216 sequences. (Running on oeis4.)