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.

A375047 Irregular triangular array T; row n shows the coefficients of the (n-1)-st polynomial in the obverse convolution s(x)**t(x), where s(x) = x+1 and t(x) = F(n) = n-th Fibonacci number. See Comments.

Table of values

n a(n)
1 1
2 1
3 2
4 3
5 1
6 4
7 8
8 5
9 1
10 12
11 28
12 23
13 8
14 1
15 48
16 124
17 120
18 55
19 12
20 1
21 288
22 792
23 844
24 450
25 127
26 18
27 1
28 2592
29 7416
30 8388
31 4894
32 1593
33 289
34 27
35 1
36 36288
37 106416
38 124848
39 76904
40 27196
41 5639
42 667
43 41
44 1
45 798336
46 2377440
47 2853072
48 1816736
49 675216
50 151254
51 20313

List of values

[1, 1, 2, 3, 1, 4, 8, 5, 1, 12, 28, 23, 8, 1, 48, 124, 120, 55, 12, 1, 288, 792, 844, 450, 127, 18, 1, 2592, 7416, 8388, 4894, 1593, 289, 27, 1, 36288, 106416, 124848, 76904, 27196, 5639, 667, 41, 1, 798336, 2377440, 2853072, 1816736, 675216, 151254, 20313]