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.

A073707 Coefficients of a power series whose convolution consists of only the even-indexed terms of the sequence.

Table of values

n a(n)
0 1
1 1
2 2
3 2
4 5
5 5
6 8
7 8
8 18
9 18
10 28
11 28
12 50
13 50
14 72
15 72
16 129
17 129
18 186
19 186
20 301
21 301
22 416
23 416
24 664
25 664
26 912
27 912
28 1368
29 1368
30 1824
31 1824
32 2730
33 2730
34 3636
35 3636
36 5234
37 5234
38 6832
39 6832
40 9788
41 9788
42 12744
43 12744
44 17724
45 17724
46 22704
47 22704
48 31506
49 31506

List of values

[1, 1, 2, 2, 5, 5, 8, 8, 18, 18, 28, 28, 50, 50, 72, 72, 129, 129, 186, 186, 301, 301, 416, 416, 664, 664, 912, 912, 1368, 1368, 1824, 1824, 2730, 2730, 3636, 3636, 5234, 5234, 6832, 6832, 9788, 9788, 12744, 12744, 17724, 17724, 22704, 22704, 31506, 31506]