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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.

A288722 Number of connected (non-null) inducted subgraphs in the n-triangular grid graph.

Table of values

n a(n)
1 1
2 7
3 47
4 492
5 10030
6 415504
7 34821705
8 5873737591
9 1986293769719
10 1342287826603144
11 1808263364071413240
12 4847274244238104590520
13 25819608749278516743821755
14 272991106439478141199607596649
15 5724287949499035173796596544768241
16 237885203520333624684917852305536258876

List of values

[1, 7, 47, 492, 10030, 415504, 34821705, 5873737591, 1986293769719, 1342287826603144, 1808263364071413240, 4847274244238104590520, 25819608749278516743821755, 272991106439478141199607596649, 5724287949499035173796596544768241, 237885203520333624684917852305536258876]

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

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