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.

A380913 Squarefree semiprimes that are centered triangular numbers.

Table of values

n a(n)
1 10
2 46
3 85
4 166
5 235
6 274
7 514
8 694
9 901
10 1135
11 1219
12 1306
13 1585
14 1891
15 2461
16 2839
17 3106
18 3385
19 3826
20 3979
21 4135
22 5311
23 5674
24 6049
25 6835
26 7246
27 8551
28 9481
29 10966
30 11485
31 11749
32 12286
33 12559
34 13969
35 15151
36 15454
37 17335
38 18649
39 18985
40 19666
41 21421
42 21781
43 22879
44 23626

List of values

[10, 46, 85, 166, 235, 274, 514, 694, 901, 1135, 1219, 1306, 1585, 1891, 2461, 2839, 3106, 3385, 3826, 3979, 4135, 5311, 5674, 6049, 6835, 7246, 8551, 9481, 10966, 11485, 11749, 12286, 12559, 13969, 15151, 15454, 17335, 18649, 18985, 19666, 21421, 21781, 22879, 23626]