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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.

A116195 Numbers k such that k concatenated with k+5 gives the product of two numbers which differ by 7.

Table of values

n a(n)
1 7403
2 8885
3 12563
4 41675
5 54239
6 2353623
7 2650793
8 7717533
9 527390351115
10 567933643889
11 627121279653
12 671264212463
13 1335723019653517755
14 2049430589972661489
15 2995303155542192885
16 4026214090447622723

List of values

[7403, 8885, 12563, 41675, 54239, 2353623, 2650793, 7717533, 527390351115, 567933643889, 627121279653, 671264212463, 1335723019653517755, 2049430589972661489, 2995303155542192885, 4026214090447622723]

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

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