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.

A299955 Coefficients in expansion of E_4^(3/2).

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%I A299955 #21 Mar 05 2018 12:33:30
%S A299955 1,360,24840,-465120,57417480,-6800282640,930889890720,
%T A299955 -139401582644160,22250341370421000,-3723955494287559480,
%U A299955 646515765251485521840,-115559140273640812421280,21150946022800731753255840,-3948247836773858791840263120
%N A299955 Coefficients in expansion of E_4^(3/2).
%H A299955 Seiichi Manyama, <a href="/A299955/b299955.txt">Table of n, a(n) for n = 0..426</a>
%F A299955 Convolution cube of A289292.
%F A299955 a(n) ~ (-1)^n * c * exp(Pi*sqrt(3)*n) / n^(5/2), where c = 81*Gamma(1/3)^27 / (32768*sqrt(2)*Pi^(37/2)) = 0.39832876770813443250501819621900549862424768734... - _Vaclav Kotesovec_, Mar 05 2018
%Y A299955 E_4^(k/8): A108091 (k=1), A289307 (k=2), A289308 (k=3), A289292 (k=4), A289309 (k=5), A289318 (k=6), A289319 (k=7), A004009 (k=8), this sequence (k=12), A008410 (k=16), A008411 (k=24), A282012 (k=32), A282015 (k=40).
%K A299955 sign
%O A299955 0,2
%A A299955 _Seiichi Manyama_, Feb 22 2018