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.

A072723 Integers which are exactly the concatenation of the first m odd numbers (A019519) divided by their sum (A000290 = m^2).

Table of values

n a(n)
1 1
2 15
3 16764334957
4 3079163563531047898532266016633501

List of values

[1, 15, 16764334957, 3079163563531047898532266016633501]

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

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