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.

A099667 a(n) is the largest prime before A002281(n); repdigits repeating 7.

Table of values

n a(n)
1 5
2 73
3 773
4 7759
5 77773
6 777769
7 7777769
8 77777761
9 777777773
10 7777777741
11 77777777767
12 777777777773
13 7777777777771
14 77777777777753
15 777777777777773
16 7777777777777753
17 77777777777777747
18 777777777777777743

List of values

[5, 73, 773, 7759, 77773, 777769, 7777769, 77777761, 777777773, 7777777741, 77777777767, 777777777773, 7777777777771, 77777777777753, 777777777777773, 7777777777777753, 77777777777777747, 777777777777777743]

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

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