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.

A300952 Number of Dyck paths of semilength n having equal areas above the path and below the path, measured within the smallest enclosing rectangle based on the x-axis.

Table of values

n a(n)
0 1
1 1
2 2
3 2
4 7
5 7
6 35
7 43
8 238
9 341
10 1981
11 3030
12 18649
13 29597
14 190809
15 311294
16 2072334
17 3462486
18 23551368
19 40166551
20 277378932
21 481159175
22 3362641488
23 5912848608
24 41749776145
25 74210799645
26 528856595713
27 948300730648
28 6814672450367
29 12308638880274
30 89116042070616

List of values

[1, 1, 2, 2, 7, 7, 35, 43, 238, 341, 1981, 3030, 18649, 29597, 190809, 311294, 2072334, 3462486, 23551368, 40166551, 277378932, 481159175, 3362641488, 5912848608, 41749776145, 74210799645, 528856595713, 948300730648, 6814672450367, 12308638880274, 89116042070616]

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

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