cp's OEIS Frontend

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.

A332178 a(n) = 7*(10^(2n+1)-1)/9 + 10^n.

Table of values

n a(n)
0 8
1 787
2 77877
3 7778777
4 777787777
5 77777877777
6 7777778777777
7 777777787777777
8 77777777877777777
9 7777777778777777777
10 777777777787777777777
11 77777777777877777777777
12 7777777777778777777777777
13 777777777777787777777777777
14 77777777777777877777777777777
15 7777777777777778777777777777777

List of values

[8, 787, 77877, 7778777, 777787777, 77777877777, 7777778777777, 777777787777777, 77777777877777777, 7777777778777777777, 777777777787777777777, 77777777777877777777777, 7777777777778777777777777, 777777777777787777777777777, 77777777777777877777777777777, 7777777777777778777777777777777]

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

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