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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.

A116401 Triangle whose k-th column has e.g.f. exp(x)*sum{j=0..k, Bessel_I(k+j,2x)}.

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 3
5 1
6 7
7 9
8 4
9 1
10 19
11 26
12 15
13 5
14 1
15 51
16 75
17 50
18 21
19 6
20 1
21 141
22 216
23 161
24 78
25 28
26 7
27 1
28 393
29 623
30 504
31 273
32 113
33 36
34 8
35 1
36 1107
37 1800
38 1554
39 918
40 423
41 157
42 45
43 9
44 1
45 3139
46 5211
47 4740
48 3006
49 1506
50 625
51 211
52 55
53 10
54 1
55 8953
56 15115
57 14355
58 9657
59 5182
60 2343
61 891
62 276

List of values

[1, 1, 1, 3, 3, 1, 7, 9, 4, 1, 19, 26, 15, 5, 1, 51, 75, 50, 21, 6, 1, 141, 216, 161, 78, 28, 7, 1, 393, 623, 504, 273, 113, 36, 8, 1, 1107, 1800, 1554, 918, 423, 157, 45, 9, 1, 3139, 5211, 4740, 3006, 1506, 625, 211, 55, 10, 1, 8953, 15115, 14355, 9657, 5182, 2343, 891, 276]