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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.

A231279 a(n) = Jacobsthal(n^2), where Jacobsthal(n) = A001045(n), for n>=1.

Table of values

n a(n)
1 1
2 5
3 171
4 21845
5 11184811
6 22906492245
7 187649984473771
8 6148914691236517205
9 805950546409752783137451
10 422550200076076467165567735125
11 886151997189943915269204706853563051
12 7433581732843541047178572757549453835326805

List of values

[1, 5, 171, 21845, 11184811, 22906492245, 187649984473771, 6148914691236517205, 805950546409752783137451, 422550200076076467165567735125, 886151997189943915269204706853563051, 7433581732843541047178572757549453835326805]

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

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