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.

A064613 Second binomial transform of the Catalan numbers.

Table of values

n a(n)
0 1
1 3
2 10
3 37
4 150
5 654
6 3012
7 14445
8 71398
9 361114
10 1859628
11 9716194
12 51373180
13 274352316
14 1477635912
15 8016865533
16 43773564294
17 240356635170
18 1326359740956
19 7351846397334
20 40913414754324
21 228508350629892

List of values

[1, 3, 10, 37, 150, 654, 3012, 14445, 71398, 361114, 1859628, 9716194, 51373180, 274352316, 1477635912, 8016865533, 43773564294, 240356635170, 1326359740956, 7351846397334, 40913414754324, 228508350629892]

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

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