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.

A249932 G.f. A(x) satisfies: 1+x = 2*A(x)^4 - A(x)^7.

Table of values

n a(n)
0 1
1 1
2 9
3 189
4 4893
5 141771
6 4399549
7 143008579
8 4806584226
9 165685071354
10 5825261477574
11 208089042731934
12 7531002619598458
13 275548081670765638
14 10175724606458649366
15 378783118623851279250
16 14197727780171976218883
17 535401733845392629890255
18 20298674469757725391376887

List of values

[1, 1, 9, 189, 4893, 141771, 4399549, 143008579, 4806584226, 165685071354, 5825261477574, 208089042731934, 7531002619598458, 275548081670765638, 10175724606458649366, 378783118623851279250, 14197727780171976218883, 535401733845392629890255, 20298674469757725391376887]

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

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