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.

A363255 Product_{n>=1} 1 / (1 - a(n)*x^n) = 1 + 1!!*x + 3!!*x^2 + 5!!*x^3 + 7!!*x^4 + ...

Table of values

n a(n)
1 1
2 2
3 12
4 86
5 816
6 9126
7 122028
8 1855802
9 32001504
10 613558458
11 12989299596
12 300515004558
13 7550646317520
14 204680035934550
15 5955892801274796
16 185157207502788074
17 6125200081143892800
18 214837212308039658666
19 7963817560398871790604
20 311101097650387613661510

List of values

[1, 2, 12, 86, 816, 9126, 122028, 1855802, 32001504, 613558458, 12989299596, 300515004558, 7550646317520, 204680035934550, 5955892801274796, 185157207502788074, 6125200081143892800, 214837212308039658666, 7963817560398871790604, 311101097650387613661510]