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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.

A116180 Numbers k such that k concatenated with k+3 gives the product of two numbers which differ by 7.

Table of values

n a(n)
1 7137
2 7767
3 47783068991048776635
4 48797525371338932241
5 55658688122404752991
6 56753136503494828605
7 85555875266989354735
8 86911515887391841491
9 95992713077544748491
10 97428345698747155255

List of values

[7137, 7767, 47783068991048776635, 48797525371338932241, 55658688122404752991, 56753136503494828605, 85555875266989354735, 86911515887391841491, 95992713077544748491, 97428345698747155255]

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

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