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.

A198200 G.f.: q-cosh(x,q)^2 - q-sinh(x,q)^2 at q=-x.

Table of values

n a(n)
0 1
1 0
2 1
3 2
4 3
5 6
6 10
7 16
8 28
9 48
10 79
11 130
12 215
13 356
14 587
15 960
16 1566
17 2558
18 4176
19 6804
20 11066
21 17978
22 29198
23 47406
24 76916
25 124716
26 202152
27 327600
28 530775
29 859734
30 1392265
31 2254336
32 3649840
33 5908632
34 9564377
35 15480706
36 25055322
37 40549980
38 65624224
39 106199306
40 171856555
41 278099872

List of values

[1, 0, 1, 2, 3, 6, 10, 16, 28, 48, 79, 130, 215, 356, 587, 960, 1566, 2558, 4176, 6804, 11066, 17978, 29198, 47406, 76916, 124716, 202152, 327600, 530775, 859734, 1392265, 2254336, 3649840, 5908632, 9564377, 15480706, 25055322, 40549980, 65624224, 106199306, 171856555, 278099872]

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

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