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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.

A027694 a(n) = n^2 + n + 9.

Table of values

n a(n)
0 9
1 11
2 15
3 21
4 29
5 39
6 51
7 65
8 81
9 99
10 119
11 141
12 165
13 191
14 219
15 249
16 281
17 315
18 351
19 389
20 429
21 471
22 515
23 561
24 609
25 659
26 711
27 765
28 821
29 879
30 939
31 1001
32 1065
33 1131
34 1199
35 1269
36 1341
37 1415
38 1491
39 1569
40 1649
41 1731
42 1815
43 1901
44 1989
45 2079
46 2171
47 2265
48 2361
49 2459
50 2559

List of values

[9, 11, 15, 21, 29, 39, 51, 65, 81, 99, 119, 141, 165, 191, 219, 249, 281, 315, 351, 389, 429, 471, 515, 561, 609, 659, 711, 765, 821, 879, 939, 1001, 1065, 1131, 1199, 1269, 1341, 1415, 1491, 1569, 1649, 1731, 1815, 1901, 1989, 2079, 2171, 2265, 2361, 2459, 2559]

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

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