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.

A119064 Numbers k such that the k-th triangular number contains only digits {0,3,6}.

Table of values

n a(n)
1 2
2 3
3 8
4 11
5 24
6 35
7 36
8 77
9 363
10 816
11 1095
12 1122
13 2571
14 7788
15 25704
16 114920
17 11281016
18 35599539
19 355057836
20 11489128191
21 258315170402
22 852060600000
23 1151781516003
24 3559869761679
25 25703436746877
26 25704497685660

List of values

[2, 3, 8, 11, 24, 35, 36, 77, 363, 816, 1095, 1122, 2571, 7788, 25704, 114920, 11281016, 35599539, 355057836, 11489128191, 258315170402, 852060600000, 1151781516003, 3559869761679, 25703436746877, 25704497685660]