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.

A290385 Base-ten pandigital factorization integers. The normal factorization (primes raised to greater-than-one exponents) of these numbers uses each digit exactly once.

Table of values

n a(n)
1 15618090
2 20824120
3 22022490
4 22816290
5 22908090
6 23294190
7 23427135
8 23507490
9 24843120
10 26104560
11 26152080
12 26679990
13 27114690
14 27687090
15 28275690
16 29218704
17 29363320
18 29447898
19 29544690
20 29582490
21 29670378
22 29688144
23 29910138
24 30120144

List of values

[15618090, 20824120, 22022490, 22816290, 22908090, 23294190, 23427135, 23507490, 24843120, 26104560, 26152080, 26679990, 27114690, 27687090, 28275690, 29218704, 29363320, 29447898, 29544690, 29582490, 29670378, 29688144, 29910138, 30120144]

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

Content is available under The OEIS End-User License Agreement.