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.

A028315 Odd elements in the 5-Pascal triangle A028313.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 5
5 1
6 1
7 1
8 1
9 7
10 7
11 1
12 1
13 19
14 19
15 1
16 1
17 9
18 27
19 27
20 9
21 1
22 1
23 65
24 65
25 1
26 1
27 11
28 101
29 101
30 11
31 1
32 1
33 57
34 147
35 231
36 231
37 147
38 57
39 1
40 1
41 13
42 69
43 69
44 13
45 1
46 1
47 273
48 273
49 1
50 1
51 15
52 355
53 855
54 855
55 355
56 15
57 1
58 1
59 111
60 451
61 2277
62 2277
63 451
64 111
65 1
66 1
67 17
68 127
69 1661
70 3487
71 5379
72 5379
73 3487
74 1661
75 127
76 17
77 1

List of values

[1, 1, 1, 1, 5, 1, 1, 1, 1, 7, 7, 1, 1, 19, 19, 1, 1, 9, 27, 27, 9, 1, 1, 65, 65, 1, 1, 11, 101, 101, 11, 1, 1, 57, 147, 231, 231, 147, 57, 1, 1, 13, 69, 69, 13, 1, 1, 273, 273, 1, 1, 15, 355, 855, 855, 355, 15, 1, 1, 111, 451, 2277, 2277, 451, 111, 1, 1, 17, 127, 1661, 3487, 5379, 5379, 3487, 1661, 127, 17, 1]