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.

A250258 Least nonnegative integer whose decimal digits divide the plane into n regions (A250257 variant).

Table of values

n a(n)
1 1
2 0
3 8
4 68
5 88
6 688
7 888
8 6888
9 8888
10 68888
11 88888
12 688888
13 888888
14 6888888
15 8888888
16 68888888
17 88888888
18 688888888
19 888888888
20 6888888888
21 8888888888
22 68888888888
23 88888888888
24 688888888888
25 888888888888
26 6888888888888
27 8888888888888
28 68888888888888

List of values

[1, 0, 8, 68, 88, 688, 888, 6888, 8888, 68888, 88888, 688888, 888888, 6888888, 8888888, 68888888, 88888888, 688888888, 888888888, 6888888888, 8888888888, 68888888888, 88888888888, 688888888888, 888888888888, 6888888888888, 8888888888888, 68888888888888]

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

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