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.

A075753 Smallest prime factor of n-th odd triangular number; a(1) = 1.

Table of values

n a(n)
1 1
2 3
3 3
4 3
5 3
6 5
7 7
8 3
9 3
10 3
11 3
12 11
13 5
14 3
15 3
16 3
17 3
18 5
19 19
20 3
21 3
22 3
23 3
24 23
25 5
26 3
27 3
28 3
29 3
30 29
31 31
32 3
33 3
34 3
35 3
36 5
37 37
38 3
39 3
40 3
41 3
42 41
43 5
44 3
45 3
46 3
47 3
48 5
49 7
50 3
51 3
52 3
53 3
54 53
55 5
56 3
57 3
58 3
59 3
60 7
61 11
62 3
63 3
64 3
65 3
66 5
67 7
68 3
69 3
70 3
71 3
72 11
73 5
74 3
75 3
76 3
77 3
78 5
79 79
80 3
81 3
82 3
83 3
84 83
85 5
86 3
87 3
88 3
89 3
90 89
91 7
92 3
93 3
94 3
95 3
96 5
97 97
98 3
99 3
100 3

List of values

[1, 3, 3, 3, 3, 5, 7, 3, 3, 3, 3, 11, 5, 3, 3, 3, 3, 5, 19, 3, 3, 3, 3, 23, 5, 3, 3, 3, 3, 29, 31, 3, 3, 3, 3, 5, 37, 3, 3, 3, 3, 41, 5, 3, 3, 3, 3, 5, 7, 3, 3, 3, 3, 53, 5, 3, 3, 3, 3, 7, 11, 3, 3, 3, 3, 5, 7, 3, 3, 3, 3, 11, 5, 3, 3, 3, 3, 5, 79, 3, 3, 3, 3, 83, 5, 3, 3, 3, 3, 89, 7, 3, 3, 3, 3, 5, 97, 3, 3, 3]