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.

A247016 Triangular numbers A000217 composed of only curved digits {0, 2, 3, 5, 6, 8, 9}.

Table of values

n a(n)
1 0
2 3
3 6
4 28
5 36
6 55
7 66
8 253
9 300
10 325
11 528
12 595
13 630
14 666
15 820
16 903
17 990
18 2080
19 2556
20 2628
21 2850
22 2926
23 3003
24 3655
25 3828
26 5050
27 5253
28 5356
29 5565
30 5886
31 5995
32 6328
33 6555
34 6903
35 8256
36 8385
37 20503
38 22366
39 23005
40 23220
41 23653
42 25200
43 26335
44 26565
45 28203
46 28680
47 28920

List of values

[0, 3, 6, 28, 36, 55, 66, 253, 300, 325, 528, 595, 630, 666, 820, 903, 990, 2080, 2556, 2628, 2850, 2926, 3003, 3655, 3828, 5050, 5253, 5356, 5565, 5886, 5995, 6328, 6555, 6903, 8256, 8385, 20503, 22366, 23005, 23220, 23653, 25200, 26335, 26565, 28203, 28680, 28920]