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.

A190097 Number of rhombuses on a (n+1)X9 grid.

Table of values

n a(n)
1 8
2 39
3 100
4 204
5 344
6 527
7 736
8 984
9 1244
10 1520
11 1796
12 2104
13 2412
14 2736
15 3076
16 3438
17 3800
18 4184
19 4568
20 4968
21 5376
22 5800
23 6224
24 6668
25 7120
26 7588
27 8056
28 8540
29 9024
30 9524
31 10024
32 10542
33 11060
34 11594
35 12136
36 12694
37 13252
38 13826
39 14400
40 14990
41 15580
42 16186

List of values

[8, 39, 100, 204, 344, 527, 736, 984, 1244, 1520, 1796, 2104, 2412, 2736, 3076, 3438, 3800, 4184, 4568, 4968, 5376, 5800, 6224, 6668, 7120, 7588, 8056, 8540, 9024, 9524, 10024, 10542, 11060, 11594, 12136, 12694, 13252, 13826, 14400, 14990, 15580, 16186]