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.

A387204 a(n) = n*(n + 1)*(n^2 + 17*n + 54)/24.

Table of values

n a(n)
0 0
1 6
2 23
3 57
4 115
5 205
6 336
7 518
8 762
9 1080
10 1485
11 1991
12 2613
13 3367
14 4270
15 5340
16 6596
17 8058
18 9747
19 11685
20 13895
21 16401
22 19228
23 22402
24 25950
25 29900
26 34281
27 39123
28 44457
29 50315
30 56730
31 63736
32 71368
33 79662
34 88655
35 98385
36 108891
37 120213
38 132392
39 145470
40 159490
41 174496

List of values

[0, 6, 23, 57, 115, 205, 336, 518, 762, 1080, 1485, 1991, 2613, 3367, 4270, 5340, 6596, 8058, 9747, 11685, 13895, 16401, 19228, 22402, 25950, 29900, 34281, 39123, 44457, 50315, 56730, 63736, 71368, 79662, 88655, 98385, 108891, 120213, 132392, 145470, 159490, 174496]