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.

A375214 Odd numbers with equal numbers of even and odd digits.

Table of values

n a(n)
1 21
2 23
3 25
4 27
5 29
6 41
7 43
8 45
9 47
10 49
11 61
12 63
13 65
14 67
15 69
16 81
17 83
18 85
19 87
20 89
21 1001
22 1003
23 1005
24 1007
25 1009
26 1021
27 1023
28 1025
29 1027
30 1029
31 1041
32 1043
33 1045
34 1047
35 1049
36 1061
37 1063
38 1065
39 1067
40 1069
41 1081
42 1083
43 1085
44 1087
45 1089
46 1201
47 1203
48 1205
49 1207
50 1209
51 1221
52 1223
53 1225

List of values

[21, 23, 25, 27, 29, 41, 43, 45, 47, 49, 61, 63, 65, 67, 69, 81, 83, 85, 87, 89, 1001, 1003, 1005, 1007, 1009, 1021, 1023, 1025, 1027, 1029, 1041, 1043, 1045, 1047, 1049, 1061, 1063, 1065, 1067, 1069, 1081, 1083, 1085, 1087, 1089, 1201, 1203, 1205, 1207, 1209, 1221, 1223, 1225]