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.

A182856 a(0) = 1; for n > 0, a(n) = smallest positive integer whose prime signature contains, for k = 1 to n, exactly one positive number appearing exactly k times.

Table of values

n a(n)
0 1
1 2
2 60
3 1801800
4 11657093261814000
5 7167827541370578634694420017740000
6 291943326350524088652207164949980988754136887856059678357800000

List of values

[1, 2, 60, 1801800, 11657093261814000, 7167827541370578634694420017740000, 291943326350524088652207164949980988754136887856059678357800000]

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

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