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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.

A359321 a(n) is the smallest n-gonal pyramidal number which can be represented as the sum of n distinct nonzero n-gonal pyramidal numbers in exactly n ways, or -1 if none exists.

Table of values

n a(n)
3 2300
4 6201
5 8125
6 6391

List of values

[2300, 6201, 8125, 6391]

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

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