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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.

A277404 E.g.f. A(x) satisfies: A( x - (exp(x) - 1)^2 ) = x + (exp(x) - 1)^2.

Table of values

n a(n)
1 1
2 4
3 36
4 508
5 10020
6 253804
7 7853076
8 287078908
9 12106864260
10 578586544204
11 30901130685876
12 1823983173981148
13 117911755067635620
14 8284976875099852204
15 628692318063511556436
16 51240154266491883376828
17 4464155216699369664399300
18 414013560595951627772296204
19 40722939746084736801890208756

List of values

[1, 4, 36, 508, 10020, 253804, 7853076, 287078908, 12106864260, 578586544204, 30901130685876, 1823983173981148, 117911755067635620, 8284976875099852204, 628692318063511556436, 51240154266491883376828, 4464155216699369664399300, 414013560595951627772296204, 40722939746084736801890208756]

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

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