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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.

A371958 The smallest number k that has a factorization k = f1*f2*...*fr where the numbers k, f1, f2, ..., fr together contain every number from 0 to n, without overlap, as substrings.

Table of values

n a(n)
1 10
2 10
3 30
4 102
5 120
6 240
7 1260
8 1680
9 8596
10 34580
11 113760
12 576840
13 3579840
14 14938560
15 109133640

List of values

[10, 10, 30, 102, 120, 240, 1260, 1680, 8596, 34580, 113760, 576840, 3579840, 14938560, 109133640]

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

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