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.

A106328 Numbers j such that 8*(j^2) + 9 = k^2 for some positive number k.

Table of values

n a(n)
1 0
2 3
3 18
4 105
5 612
6 3567
7 20790
8 121173
9 706248
10 4116315
11 23991642
12 139833537
13 815009580
14 4750223943
15 27686334078
16 161367780525
17 940520349072
18 5481754313907
19 31950005534370
20 186218278892313
21 1085359667819508
22 6325939728024735
23 36870278700328902
24 214895732473948677

List of values

[0, 3, 18, 105, 612, 3567, 20790, 121173, 706248, 4116315, 23991642, 139833537, 815009580, 4750223943, 27686334078, 161367780525, 940520349072, 5481754313907, 31950005534370, 186218278892313, 1085359667819508, 6325939728024735, 36870278700328902, 214895732473948677]