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.

A081561 Second binomial transform of expansion of exp(cosh(2*x)).

Table of values

n a(n)
0 1
1 2
2 8
3 32
4 176
5 992
6 6848
7 48512
8 398336
9 3356672
10 31751168
11 307914752
12 3282292736
13 35827392512
14 423577223168
15 5121571684352
16 66347485822976
17 877984005619712
18 12344359378485248
19 177098976447168512

List of values

[1, 2, 8, 32, 176, 992, 6848, 48512, 398336, 3356672, 31751168, 307914752, 3282292736, 35827392512, 423577223168, 5121571684352, 66347485822976, 877984005619712, 12344359378485248, 177098976447168512]

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

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