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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.

A178191 Numerators of sum (1/7)^((k^2+3k)/2) from k=1 to n.

Table of values

n a(n)
1 1
2 344
3 825945
4 13881657616
5 1633163136864785
6 1344980069223035633256
7 7753542448037025041629822057
8 312883404805904029979088478768109600
9 88381817680515537538446482833052972519290401

List of values

[1, 344, 825945, 13881657616, 1633163136864785, 1344980069223035633256, 7753542448037025041629822057, 312883404805904029979088478768109600, 88381817680515537538446482833052972519290401]

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

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