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.

A044754 Numbers n such that string 4,1 occurs in the base 10 representation of n but not of n+1.

Table of values

n a(n)
1 41
2 141
3 241
4 341
5 419
6 441
7 541
8 641
9 741
10 841
11 941
12 1041
13 1141
14 1241
15 1341
16 1419
17 1441
18 1541
19 1641
20 1741
21 1841
22 1941
23 2041
24 2141
25 2241
26 2341
27 2419
28 2441
29 2541
30 2641
31 2741
32 2841
33 2941
34 3041
35 3141
36 3241
37 3341
38 3419
39 3441

List of values

[41, 141, 241, 341, 419, 441, 541, 641, 741, 841, 941, 1041, 1141, 1241, 1341, 1419, 1441, 1541, 1641, 1741, 1841, 1941, 2041, 2141, 2241, 2341, 2419, 2441, 2541, 2641, 2741, 2841, 2941, 3041, 3141, 3241, 3341, 3419, 3441]