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.

A141458 a(n) = A000111(2n) + A000111(2n+1).

Table of values

n a(n)
0 2
1 3
2 21
3 333
4 9321
5 404313
6 25071021
7 2103118293
8 229256855121
9 31493764788273
10 5321869241361621
11 1084772760899990253
12 262436014353765070521
13 74338674113237083780233
14 24371443829213227706941821
15 9155506650374192400724494213
16 3906927095300068860534174415521

List of values

[2, 3, 21, 333, 9321, 404313, 25071021, 2103118293, 229256855121, 31493764788273, 5321869241361621, 1084772760899990253, 262436014353765070521, 74338674113237083780233, 24371443829213227706941821, 9155506650374192400724494213, 3906927095300068860534174415521]

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

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