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.

A116880 Generalized Catalan triangle, called CM(1,2).

Table of values

n a(n)
0 1
1 1
2 3
3 3
4 7
5 13
6 13
7 29
8 41
9 67
10 67
11 147
12 195
13 247
14 381
15 381
16 829
17 1069
18 1277
19 1545
20 2307
21 2307
22 4995
23 6339
24 7379
25 8451
26 9975
27 14589
28 14589
29 31485
30 39549
31 45373
32 50733
33 56829
34 66057
35 95235
36 95235
37 205059
38 255747
39 290691
40 320707
41 351187
42 388099
43 446455
44 636925

List of values

[1, 1, 3, 3, 7, 13, 13, 29, 41, 67, 67, 147, 195, 247, 381, 381, 829, 1069, 1277, 1545, 2307, 2307, 4995, 6339, 7379, 8451, 9975, 14589, 14589, 31485, 39549, 45373, 50733, 56829, 66057, 95235, 95235, 205059, 255747, 290691, 320707, 351187, 388099, 446455, 636925]