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.

A158258 L.g.f.: exp(Sum_{n>=1} a(n)*x^n/n) = 1 + x*exp(Sum_{n>=1} Lucas(n)*a(n)*x^n/n) where Lucas(n) = A000204(n).

Table of values

n a(n)
0 1
1 1
2 4
3 21
4 186
5 2482
6 52431
7 1742069
8 92198200
9 7788221136
10 1053871857226
11 228795949744458
12 79812945269217967
13 44781474458725910347
14 40447360752560508229164
15 58848264986153917140728453

List of values

[1, 1, 4, 21, 186, 2482, 52431, 1742069, 92198200, 7788221136, 1053871857226, 228795949744458, 79812945269217967, 44781474458725910347, 40447360752560508229164, 58848264986153917140728453]