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.

A246658 Triangle read by rows: T(n,k) = K(n,1)*I(k,1) - (-1)^(n+k)*I(n,1)* K(k,1), where I(n,x) and K(n,x) are Bessel functions; 0<=k<=n.

Table of values

n a(n)
0 0
1 1
2 0
3 2
4 1
5 0
6 9
7 4
8 1
9 0
10 56
11 25
12 6
13 1
14 0
15 457
16 204
17 49
18 8
19 1
20 0
21 4626
22 2065
23 496
24 81
25 10
26 1
27 0
28 55969
29 24984
30 6001
31 980
32 121
33 12
34 1
35 0
36 788192
37 351841
38 84510
39 13801
40 1704
41 169
42 14
43 1
44 0
45 12667041
46 5654440
47 1358161
48 221796
49 27385
50 2716
51 225
52 16
53 1
54 0

List of values

[0, 1, 0, 2, 1, 0, 9, 4, 1, 0, 56, 25, 6, 1, 0, 457, 204, 49, 8, 1, 0, 4626, 2065, 496, 81, 10, 1, 0, 55969, 24984, 6001, 980, 121, 12, 1, 0, 788192, 351841, 84510, 13801, 1704, 169, 14, 1, 0, 12667041, 5654440, 1358161, 221796, 27385, 2716, 225, 16, 1, 0]