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.

A217410 Numbers of the form 3^r*7^s whose decimal representations are such that each digit 0-9 appears a prime number of times.

Table of values

n a(n)
1 127194058437252046971768387
2 13246352657250963177488450589
3 1461157813024707015061910842923
4 12415617112031938486785960616347
5 147856680363717377959300292543841

List of values

[127194058437252046971768387, 13246352657250963177488450589, 1461157813024707015061910842923, 12415617112031938486785960616347, 147856680363717377959300292543841]

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

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