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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.

A116296 Numbers k such that k*(k+3) gives the concatenation of two numbers m and m+1.

Table of values

n a(n)
1 82
2 77394228
3 89158934
4 36623663376237623663376336
5 37633762366336633762366236
6 62366237633663366237633762
7 63376336623762376336623662
8 86194223018927804587702129

List of values

[82, 77394228, 89158934, 36623663376237623663376336, 37633762366336633762366236, 62366237633663366237633762, 63376336623762376336623662, 86194223018927804587702129]

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

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