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.

A300480 Rectangular array read by antidiagonals: a(m,n) = 2 * Integral_{t>=0} T_n((t+m)/2)*exp(-t)*dt, m>=0, n>=0, where T_n(x) is n-th Chebyshev polynomial of first kind.

Table of values

n a(n)
0 2
1 2
2 1
3 2
4 2
5 0
6 2
7 3
8 3
9 3
10 2
11 4
12 8
13 10
14 18
15 2
16 5
17 15
18 29
19 47
20 95
21 2
22 6
23 24
24 66
25 130
26 256
27 592
28 2
29 7
30 35
31 127
32 327
33 697
34 1610
35 4277
36 2
37 8
38 48
39 218
40 722
41 1838
42 4376
43 11628
44 35010
45 2
46 9
47 63
48 345
49 1423
50 4459
51 11770
52 31607
53 95167
54 320589
55 2
56 10
57 80
58 514
59 2562
60 9820
61 30248
62 85634
63 258690

List of values

[2, 2, 1, 2, 2, 0, 2, 3, 3, 3, 2, 4, 8, 10, 18, 2, 5, 15, 29, 47, 95, 2, 6, 24, 66, 130, 256, 592, 2, 7, 35, 127, 327, 697, 1610, 4277, 2, 8, 48, 218, 722, 1838, 4376, 11628, 35010, 2, 9, 63, 345, 1423, 4459, 11770, 31607, 95167, 320589, 2, 10, 80, 514, 2562, 9820, 30248, 85634, 258690]