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.

A362995 Triangle read by rows. T(n, k) = [x^k] lcm({i + 1 : 0 <= i <= n}) * (Sum_{u=0..k} ( Sum_{j=0..u} x^j * binomial(u, j) * (j + 1)^n ) / (u + 1)).

Table of values

n a(n)
0 1
1 3
2 2
3 11
4 28
5 18
6 25
7 184
8 351
9 192
10 137
11 2608
12 11097
13 16128
14 7500
15 147
16 6816
17 57591
18 166912
19 193750
20 77760
21 1089
22 118464
23 1865511
24 9588736
25 20843750
26 20062080
27 7058940
28 2283
29 567936
30 16015401
31 136921088
32 495546875
33 858003840
34 704129265
35 220200960

List of values

[1, 3, 2, 11, 28, 18, 25, 184, 351, 192, 137, 2608, 11097, 16128, 7500, 147, 6816, 57591, 166912, 193750, 77760, 1089, 118464, 1865511, 9588736, 20843750, 20062080, 7058940, 2283, 567936, 16015401, 136921088, 495546875, 858003840, 704129265, 220200960]