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.

A211194 G.f.: Sum_{n>=0} n! * (x/2)^n * Product_{k=1..n} (3*k-1) / (1 + k*(3*k-1)/2*x).

Table of values

n a(n)
0 1
1 1
2 4
3 31
4 394
5 7441
6 195544
7 6822451
8 305075254
9 17010802021
10 1157048302084
11 94291964597671
12 9069435785880514
13 1016607721798423801
14 131360503523334458224
15 19382685928544981625691
16 3239003918648541605116174
17 608539911518928818091672781

List of values

[1, 1, 4, 31, 394, 7441, 195544, 6822451, 305075254, 17010802021, 1157048302084, 94291964597671, 9069435785880514, 1016607721798423801, 131360503523334458224, 19382685928544981625691, 3239003918648541605116174, 608539911518928818091672781]