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.

A280826 Numbers with an even number of digits and with an odd number of distinct digits.

Table of values

n a(n)
1 11
2 22
3 33
4 44
5 55
6 66
7 77
8 88
9 99
10 1002
11 1003
12 1004
13 1005
14 1006
15 1007
16 1008
17 1009
18 1012
19 1013
20 1014
21 1015
22 1016
23 1017
24 1018
25 1019
26 1020
27 1021
28 1022
29 1030
30 1031
31 1033
32 1040
33 1041
34 1044
35 1050
36 1051
37 1055
38 1060
39 1061
40 1066
41 1070
42 1071
43 1077
44 1080
45 1081
46 1088
47 1090
48 1091
49 1099
50 1102
51 1103
52 1104
53 1105
54 1106
55 1107
56 1108
57 1109

List of values

[11, 22, 33, 44, 55, 66, 77, 88, 99, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1030, 1031, 1033, 1040, 1041, 1044, 1050, 1051, 1055, 1060, 1061, 1066, 1070, 1071, 1077, 1080, 1081, 1088, 1090, 1091, 1099, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1109]