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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.

A144156 Eigentriangle, row sums = A006318.

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 1
5 2
6 11
7 3
8 2
9 6
10 45
11 11
12 6
13 6
14 22
15 197
16 45
17 22
18 18
19 22
20 90
21 903
22 197
23 90
24 66
25 66
26 90
27 394
28 4279
29 903
30 394
31 270
32 242
33 270
34 394
35 1806
36 20793
37 4279
38 1806
39 1182
40 990
41 990
42 1182
43 1806
44 8558
45 103049
46 20793
47 8558
48 5418
49 4334
50 4050
51 4334
52 5418
53 8558

List of values

[1, 1, 1, 3, 1, 2, 11, 3, 2, 6, 45, 11, 6, 6, 22, 197, 45, 22, 18, 22, 90, 903, 197, 90, 66, 66, 90, 394, 4279, 903, 394, 270, 242, 270, 394, 1806, 20793, 4279, 1806, 1182, 990, 990, 1182, 1806, 8558, 103049, 20793, 8558, 5418, 4334, 4050, 4334, 5418, 8558]

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

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