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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.

A144324 Square array A(n,k), n>=1, k>=1, read by antidiagonals, with A(1,k)=1 and sequence a_k of column k shifts left when Dirichlet convolution (DC:(b,b)->a) applied k times.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 2
7 1
8 1
9 4
10 4
11 1
12 1
13 8
14 16
15 9
16 1
17 1
18 16
19 64
20 70
21 18
22 1
23 1
24 32
25 256
26 540
27 280
28 40
29 1
30 1
31 64
32 1024
33 4216
34 4320
35 1168
36 80
37 1
38 1
39 128
40 4096
41 33264
42 67456
43 35008
44 4672
45 168
46 1
47 1
48 256
49 16384
50 264160
51 1064448
52 1083136
53 280064
54 18884
55 340
56 1
57 1
58 512
59 65536

List of values

[1, 1, 1, 1, 1, 2, 1, 1, 4, 4, 1, 1, 8, 16, 9, 1, 1, 16, 64, 70, 18, 1, 1, 32, 256, 540, 280, 40, 1, 1, 64, 1024, 4216, 4320, 1168, 80, 1, 1, 128, 4096, 33264, 67456, 35008, 4672, 168, 1, 1, 256, 16384, 264160, 1064448, 1083136, 280064, 18884, 340, 1, 1, 512, 65536]