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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.

A272067 a(n) = (10^n-1)^4.

Table of values

n a(n)
0 0
1 6561
2 96059601
3 996005996001
4 9996000599960001
5 99996000059999600001
6 999996000005999996000001
7 9999996000000599999960000001
8 99999996000000059999999600000001
9 999999996000000005999999996000000001
10 9999999996000000000599999999960000000001
11 99999999996000000000059999999999600000000001

List of values

[0, 6561, 96059601, 996005996001, 9996000599960001, 99996000059999600001, 999996000005999996000001, 9999996000000599999960000001, 99999996000000059999999600000001, 999999996000000005999999996000000001, 9999999996000000000599999999960000000001, 99999999996000000000059999999999600000000001]

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

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