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.

A036518 Smallest triangular number containing exactly n 1's.

Table of values

n a(n)
1 1
2 171
3 1711
4 105111
5 1188111
6 18111171
7 1111160511
8 11161151121
9 111111101310
10 11311511141161
11 121111912011111
12 11111811011411671
13 11101111131911151
14 11111111111113201
15 111111312111373411111
16 1119711111215111121171
17 111112117111126711111195
18 1141011111112731111616111

List of values

[1, 171, 1711, 105111, 1188111, 18111171, 1111160511, 11161151121, 111111101310, 11311511141161, 121111912011111, 11111811011411671, 11101111131911151, 11111111111113201, 111111312111373411111, 1119711111215111121171, 111112117111126711111195, 1141011111112731111616111]

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

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