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.

A081558 Exponential generating function: exp(cosh(x)+2*x-1).

Table of values

n a(n)
0 1
1 2
2 5
3 14
4 44
5 152
6 575
7 2354
8 10379
9 48902
10 245240
11 1301984
12 7294589
13 42959282
14 265263185
15 1712168654
16 11528506124
17 80783015192
18 588097479635
19 4439382164114
20 34699233959759
21 280381494540182
22 2339287666524440
23 20125268756209664
24 178348602246900569

List of values

[1, 2, 5, 14, 44, 152, 575, 2354, 10379, 48902, 245240, 1301984, 7294589, 42959282, 265263185, 1712168654, 11528506124, 80783015192, 588097479635, 4439382164114, 34699233959759, 280381494540182, 2339287666524440, 20125268756209664, 178348602246900569]

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

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