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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.

A119062 Numbers k such that the k-th triangular number contains only digits {0,3,5}.

Table of values

n a(n)
1 2
2 10
3 24
4 77
5 100
6 1000
7 10000
8 100000
9 257100
10 1000000
11 2647829
12 10000000
13 10349399
14 26657100
15 100000000
16 316340024
17 775313489
18 1000000000
19 10000000000
20 100000000000
21 1000000000000
22 1003347948924
23 8403017712114

List of values

[2, 10, 24, 77, 100, 1000, 10000, 100000, 257100, 1000000, 2647829, 10000000, 10349399, 26657100, 100000000, 316340024, 775313489, 1000000000, 10000000000, 100000000000, 1000000000000, 1003347948924, 8403017712114]

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

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