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.

A335187 Total area of all trapezoids with bases p+q, q-p and height p*q with p,q prime, n = p+q and p < q.

Table of values

n a(n)
1 0
2 0
3 0
4 0
5 18
6 0
7 50
8 75
9 98
10 147
11 0
12 245
13 242
14 363
15 338
16 1112
17 0
18 1692
19 578
20 2050
21 722
22 2528
23 0
24 5687
25 1058
26 4114
27 0
28 5824
29 0
30 11431
31 1682
32 7216
33 1922
34 12907
35 0
36 23706
37 0
38 6727
39 2738
40 22351
41 0
42 38400
43 3362
44 27119
45 3698
46 28249
47 0
48 68387
49 4418
50 55626
51 0
52 48879
53 0
54 103031
55 5618

List of values

[0, 0, 0, 0, 18, 0, 50, 75, 98, 147, 0, 245, 242, 363, 338, 1112, 0, 1692, 578, 2050, 722, 2528, 0, 5687, 1058, 4114, 0, 5824, 0, 11431, 1682, 7216, 1922, 12907, 0, 23706, 0, 6727, 2738, 22351, 0, 38400, 3362, 27119, 3698, 28249, 0, 68387, 4418, 55626, 0, 48879, 0, 103031, 5618]