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.

A117465 Denominator of -16/((n+2)*n*(n-2)*(n-4)).

Table of values

n a(n)
1 9
2 0
3 15
4 0
5 105
6 24
7 945
8 120
9 3465
10 360
11 9009
12 840
13 19305
14 1680
15 36465
16 3024
17 62985
18 5040
19 101745
20 7920
21 156009
22 11880
23 229425
24 17160
25 326025
26 24024
27 450225
28 32760
29 606825
30 43680
31 801009
32 57120
33 1038345
34 73440
35 1324785
36 93024
37 1666665
38 116280

List of values

[9, 0, 15, 0, 105, 24, 945, 120, 3465, 360, 9009, 840, 19305, 1680, 36465, 3024, 62985, 5040, 101745, 7920, 156009, 11880, 229425, 17160, 326025, 24024, 450225, 32760, 606825, 43680, 801009, 57120, 1038345, 73440, 1324785, 93024, 1666665, 116280]