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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.

A112835 Small-number statistic from the enumeration of domino tilings of a 3-pillow of order n.

Table of values

n a(n)
0 1
1 2
2 5
3 5
4 13
5 16
6 37
7 45
8 109
9 130
10 313
11 377
12 905
13 1088
14 2617
15 3145
16 7561
17 9090
18 21853
19 26269
20 63157
21 75920
22 182525
23 219413
24 527509
25 634114
26 1524529
27 1832625
28 4405969
29 5296384
30 12733489
31 15306833
32 36800465
33 44237570
34 106355317

List of values

[1, 2, 5, 5, 13, 16, 37, 45, 109, 130, 313, 377, 905, 1088, 2617, 3145, 7561, 9090, 21853, 26269, 63157, 75920, 182525, 219413, 527509, 634114, 1524529, 1832625, 4405969, 5296384, 12733489, 15306833, 36800465, 44237570, 106355317]

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

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