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.

A128379 A000012^23 * A000594.

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%I A128379 #14 Jan 09 2025 02:46:48
%S A128379 1,-1,-24,0,276,300,-1748,-4300,4278,29026,22724,-94668,-242398,
%T A128379 -18722,856980,1472252,-384491,-5299269,-7824968,2088032,25655442,
%U A128379 38814478,-69160,-99735912,-175711283,-68736397,294769680,686373176,562588924,-513324396,-2155273788,-2808874356
%N A128379 A000012^23 * A000594.
%C A128379 Conjecture: given A000012^k * A000594, k=23 and 24 are the only k's generating sequences with zeros. k = 24 in A128378: (1, 0, -24, -24, 252, 552, -1196, -5496, ...).
%F A128379 A000012 (partial sum operator) performed 23 times on A000594.
%t A128379 Nest[Accumulate, RamanujanTau[Range[32]], 23] (* _Amiram Eldar_, Jan 08 2025 *)
%Y A128379 Cf. A000594, A128378, A144248, A144249.
%K A128379 sign
%O A128379 1,3
%A A128379 _Gary W. Adamson_, Feb 28 2007