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.

A275963 First differences of A265908; second differences of A265907.

Table of values

n a(n)
1 18
2 234
3 2244
4 22098
5 237594
6 2743164
7 33556818
8 441925794
9 12449045364
10 267703255698
11 5497712563434
12 112804699752300
13 2358022995718578
14 51007863864388434
15 1135446810698914644
16 26241095309660220138
17 626391138692542250154
18 15519080113275337003404
19 397364781519139001021778
20 10545585096254938755221394
21 289700229771377481566636364

List of values

[18, 234, 2244, 22098, 237594, 2743164, 33556818, 441925794, 12449045364, 267703255698, 5497712563434, 112804699752300, 2358022995718578, 51007863864388434, 1135446810698914644, 26241095309660220138, 626391138692542250154, 15519080113275337003404, 397364781519139001021778, 10545585096254938755221394, 289700229771377481566636364]

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

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