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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.

A334668 Numerator of Sum_{k=1..n} (-1)^(k+1)/k^7.

Table of values

n a(n)
1 1
2 127
3 277877
4 35566069
5 2778634972433
6 2778624972433
7 2288319945032390119
8 292904812254103669607
9 640582959329009845430509
10 640582894792751053318381
11 12483149055863937257566687990151
12 12483148704882733411491577990151
13 783299081298153288298872171970695856067

List of values

[1, 127, 277877, 35566069, 2778634972433, 2778624972433, 2288319945032390119, 292904812254103669607, 640582959329009845430509, 640582894792751053318381, 12483149055863937257566687990151, 12483148704882733411491577990151, 783299081298153288298872171970695856067]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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