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.

A098752 a(1) = 1 and a(n+1) is the least number > a(n) that begins with the last digit of a(n) and doesn't end with 0.

Table of values

n a(n)
1 1
2 11
3 12
4 21
5 101
6 102
7 201
8 1001
9 1002
10 2001
11 10001
12 10002
13 20001
14 100001
15 100002
16 200001
17 1000001
18 1000002
19 2000001
20 10000001
21 10000002
22 20000001
23 100000001
24 100000002
25 200000001
26 1000000001
27 1000000002
28 2000000001
29 10000000001

List of values

[1, 11, 12, 21, 101, 102, 201, 1001, 1002, 2001, 10001, 10002, 20001, 100001, 100002, 200001, 1000001, 1000002, 2000001, 10000001, 10000002, 20000001, 100000001, 100000002, 200000001, 1000000001, 1000000002, 2000000001, 10000000001]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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