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.

A119227 Numbers k such that the k-th triangular number contains only digits {5,7,9}.

Table of values

n a(n)
1 10
2 34
3 109
4 3944509
5 4421714
6 10730871349
7 12472189525
8 3893060383753634

List of values

[10, 34, 109, 3944509, 4421714, 10730871349, 12472189525, 3893060383753634]