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.

A279844 E.g.f. satisfies: A(x - Integral 2*A(x) dx) = x + Integral A(x) dx.

Table of values

n a(n)
1 1
2 3
3 27
4 441
5 10593
6 338715
7 13603923
8 660689217
9 37773985257
10 2492351980659
11 186888829248171
12 15733456044557193
13 1472423968474987185
14 151932311464679521803
15 17166519680224611739203
16 2111435499783771418877073
17 281279117575497421255121721
18 40406056752677361995435879907
19 6234806360224720540046684747547
20 1029860015641146082486445487150681

List of values

[1, 3, 27, 441, 10593, 338715, 13603923, 660689217, 37773985257, 2492351980659, 186888829248171, 15733456044557193, 1472423968474987185, 151932311464679521803, 17166519680224611739203, 2111435499783771418877073, 281279117575497421255121721, 40406056752677361995435879907, 6234806360224720540046684747547, 1029860015641146082486445487150681]

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

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