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.

A025165 a(n) = H_n(1) / 2^floor(n/2) where H_n is the n-th Hermite polynomial.

Table of values

n a(n)
0 1
1 2
2 1
3 -2
4 -5
5 -2
6 23
7 58
8 -103
9 -670
10 257
11 7214
12 4387
13 -77794
14 -134825
15 819466
16 2841841
17 -7427774
18 -55739071
19 22221790
20 1081264139
21 1718092478
22 -20988454441
23 -79774943398
24 402959508745

List of values

[1, 2, 1, -2, -5, -2, 23, 58, -103, -670, 257, 7214, 4387, -77794, -134825, 819466, 2841841, -7427774, -55739071, 22221790, 1081264139, 1718092478, -20988454441, -79774943398, 402959508745]