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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.

A100040 a(n) = 2*n^2 + n - 5.

Table of values

n a(n)
0 -5
1 -2
2 5
3 16
4 31
5 50
6 73
7 100
8 131
9 166
10 205
11 248
12 295
13 346
14 401
15 460
16 523
17 590
18 661
19 736
20 815
21 898
22 985
23 1076
24 1171
25 1270
26 1373
27 1480
28 1591
29 1706
30 1825
31 1948
32 2075
33 2206
34 2341
35 2480
36 2623
37 2770
38 2921
39 3076
40 3235
41 3398
42 3565
43 3736
44 3911
45 4090
46 4273

List of values

[-5, -2, 5, 16, 31, 50, 73, 100, 131, 166, 205, 248, 295, 346, 401, 460, 523, 590, 661, 736, 815, 898, 985, 1076, 1171, 1270, 1373, 1480, 1591, 1706, 1825, 1948, 2075, 2206, 2341, 2480, 2623, 2770, 2921, 3076, 3235, 3398, 3565, 3736, 3911, 4090, 4273]

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

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