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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.

A285270 a(n) = H_n(n), where H_n is the physicist's n-th Hermite polynomial.

Table of values

n a(n)
0 1
1 2
2 14
3 180
4 3340
5 80600
6 2389704
7 83965616
8 3409634960
9 157077960480
10 8093278209760
11 461113571640128
12 28784033772836544
13 1953535902100115840
14 143219579014652040320
15 11279408109860685024000
16 949705205977314865582336
17 85131076752851318807814656
18 8094279370190580822082014720

List of values

[1, 2, 14, 180, 3340, 80600, 2389704, 83965616, 3409634960, 157077960480, 8093278209760, 461113571640128, 28784033772836544, 1953535902100115840, 143219579014652040320, 11279408109860685024000, 949705205977314865582336, 85131076752851318807814656, 8094279370190580822082014720]

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

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