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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.

A093947 Primes of the form 8*10^k - 1.

Table of values

n a(n)
1 7
2 79
3 79999
4 799999
5 799999999
6 79999999999
7 79999999999999999999999999
8 79999999999999999999999999999999999999999999999999
9 79999999999999999999999999999999999999999999999999999999999999999999999999999

List of values

[7, 79, 79999, 799999, 799999999, 79999999999, 79999999999999999999999999, 79999999999999999999999999999999999999999999999999, 79999999999999999999999999999999999999999999999999999999999999999999999999999]

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

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