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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.

A375050 Obverse convolution (n(n+1)/2)**(n(n+1)/2); see Comments.

Table of values

n a(n)
0 0
1 1
2 18
3 576
4 29400
5 2205225
6 228953088
7 31473598464
8 5537223659520
9 1213834310015625
10 324468643299372000
11 103900389446258786304
12 39267840204934404964992
13 17296280109081832136303025
14 8783270052027947513856000000
15 5094007565002120817604034560000

List of values

[0, 1, 18, 576, 29400, 2205225, 228953088, 31473598464, 5537223659520, 1213834310015625, 324468643299372000, 103900389446258786304, 39267840204934404964992, 17296280109081832136303025, 8783270052027947513856000000, 5094007565002120817604034560000]

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

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