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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.

A255848 a(n) = 2*n^2 + 18.

Table of values

n a(n)
0 18
1 20
2 26
3 36
4 50
5 68
6 90
7 116
8 146
9 180
10 218
11 260
12 306
13 356
14 410
15 468
16 530
17 596
18 666
19 740
20 818
21 900
22 986
23 1076
24 1170
25 1268
26 1370
27 1476
28 1586
29 1700
30 1818
31 1940
32 2066
33 2196
34 2330
35 2468
36 2610
37 2756
38 2906
39 3060
40 3218
41 3380
42 3546
43 3716
44 3890
45 4068
46 4250
47 4436

List of values

[18, 20, 26, 36, 50, 68, 90, 116, 146, 180, 218, 260, 306, 356, 410, 468, 530, 596, 666, 740, 818, 900, 986, 1076, 1170, 1268, 1370, 1476, 1586, 1700, 1818, 1940, 2066, 2196, 2330, 2468, 2610, 2756, 2906, 3060, 3218, 3380, 3546, 3716, 3890, 4068, 4250, 4436]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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