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.

A164984 Odd (Jacobsthal) triangle.

Table of values

n a(n)
1 1
2 1
3 1
4 3
5 3
6 1
7 5
8 9
9 5
10 1
11 11
12 23
13 19
14 7
15 1
16 21
17 57
18 61
19 33
20 9
21 1
22 43
23 135
24 179
25 127
26 51
27 11
28 1
29 85
30 313
31 493
32 433
33 229
34 73
35 13
36 1
37 171
38 711
39 1299
40 1359
41 891
42 375
43 99
44 15
45 1
46 341
47 1593
48 3309
49 4017
50 3141
51 1641
52 573
53 129
54 17
55 1

List of values

[1, 1, 1, 3, 3, 1, 5, 9, 5, 1, 11, 23, 19, 7, 1, 21, 57, 61, 33, 9, 1, 43, 135, 179, 127, 51, 11, 1, 85, 313, 493, 433, 229, 73, 13, 1, 171, 711, 1299, 1359, 891, 375, 99, 15, 1, 341, 1593, 3309, 4017, 3141, 1641, 573, 129, 17, 1]