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.

A114531 Number of intersections of a convex set with the n X n grid.

Table of values

n a(n)
0 1
1 2
2 16
3 214
4 2856
5 33367
6 349895
7 3302046
8 28597720
9 229893484
10 1730841042
11 12296287989
12 82945782429
13 533994100001
14 3295058878301
15 19560004053448
16 112049953456910
17 621112646095769
18 3339451666010949
19 17451533356424837
20 88807504851447189
21 440798078343276894

List of values

[1, 2, 16, 214, 2856, 33367, 349895, 3302046, 28597720, 229893484, 1730841042, 12296287989, 82945782429, 533994100001, 3295058878301, 19560004053448, 112049953456910, 621112646095769, 3339451666010949, 17451533356424837, 88807504851447189, 440798078343276894]

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

Content is available under The OEIS End-User License Agreement.