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.

A353610 Product_{n>=1} (1 + a(n)*x^(2*n)/(2*n)!) = sec(x).

Table of values

n a(n)
1 1
2 5
3 -14
4 1777
5 -14744
6 247994
7 -74928944
8 42293543177
9 -1163849271296
10 95795966018440
11 -44942000161435904
12 4494117864138588514
13 -3539995034294896016384
14 770158600620174924566672
15 -510461123036204706738612224
16 1162153458061287151457003978297

List of values

[1, 5, -14, 1777, -14744, 247994, -74928944, 42293543177, -1163849271296, 95795966018440, -44942000161435904, 4494117864138588514, -3539995034294896016384, 770158600620174924566672, -510461123036204706738612224, 1162153458061287151457003978297]