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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.

A153648 Triangle T(n, k) = T(n-1, k) + T(n-1, k-1) + j*prime(j)*T(n-2, k-1) with j=3, read by rows.

Table of values

n a(n)
1 2
2 5
3 5
4 2
5 46
6 2
7 2
8 123
9 123
10 2
11 2
12 155
13 936
14 155
15 2
16 2
17 187
18 2936
19 2936
20 187
21 2
22 2
23 219
24 5448
25 19912
26 5448
27 219
28 2
29 2
30 251
31 8472
32 69400
33 69400
34 8472
35 251
36 2
37 2
38 283
39 12008
40 159592
41 437480
42 159592
43 12008
44 283
45 2
46 2
47 315
48 16056
49 298680
50 1638072
51 1638072
52 298680
53 16056
54 315
55 2

List of values

[2, 5, 5, 2, 46, 2, 2, 123, 123, 2, 2, 155, 936, 155, 2, 2, 187, 2936, 2936, 187, 2, 2, 219, 5448, 19912, 5448, 219, 2, 2, 251, 8472, 69400, 69400, 8472, 251, 2, 2, 283, 12008, 159592, 437480, 159592, 12008, 283, 2, 2, 315, 16056, 298680, 1638072, 1638072, 298680, 16056, 315, 2]