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.

A182825 E.g.f. 1/(cos(sqrt(3)*x) - sin(sqrt(3)*x)/sqrt(3)).

Table of values

n a(n)
0 1
1 1
2 5
3 21
4 153
5 1209
6 12285
7 140589
8 1871217
9 27773361
10 460041525
11 8363802501
12 166064229513
13 3570030632169
14 82674532955565
15 2051044762727709
16 54279654050034657
17 1526205561241263201
18 45438086217150617445
19 1427921718081647393781
20 47235337785416646609273

List of values

[1, 1, 5, 21, 153, 1209, 12285, 140589, 1871217, 27773361, 460041525, 8363802501, 166064229513, 3570030632169, 82674532955565, 2051044762727709, 54279654050034657, 1526205561241263201, 45438086217150617445, 1427921718081647393781, 47235337785416646609273]

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

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