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.

A324614 G.f. A(x) satisfies: 1 = Sum_{n>=0} x^n * (1 + n*x)^n / A(x)^(n+1).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 3
5 9
6 21
7 76
8 241
9 962
10 3687
11 15930
12 68993
13 320025
14 1511977
15 7471685
16 37780922
17 197506241
18 1056928087
19 5810534182
20 32667061545
21 187952045908
22 1104355482420
23 6623724997302
24 40514607315969
25 252490521215350
26 1602602016169781
27 10349126940718990
28 67984993381548943
29 453846136553840921
30 3078734565764856380
31 21202631838742029002
32 148238158399524358952
33 1051257411796217414475

List of values

[1, 1, 1, 2, 3, 9, 21, 76, 241, 962, 3687, 15930, 68993, 320025, 1511977, 7471685, 37780922, 197506241, 1056928087, 5810534182, 32667061545, 187952045908, 1104355482420, 6623724997302, 40514607315969, 252490521215350, 1602602016169781, 10349126940718990, 67984993381548943, 453846136553840921, 3078734565764856380, 21202631838742029002, 148238158399524358952, 1051257411796217414475]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.