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.

A154286 a(n) = E(k)*C(n+k,k) = Euler(k)*binomial(n+k,k) for k=4.

Table of values

n a(n)
0 5
1 25
2 75
3 175
4 350
5 630
6 1050
7 1650
8 2475
9 3575
10 5005
11 6825
12 9100
13 11900
14 15300
15 19380
16 24225
17 29925
18 36575
19 44275
20 53130
21 63250
22 74750
23 87750
24 102375
25 118755
26 137025
27 157325
28 179800
29 204600
30 231880
31 261800
32 294525
33 330225
34 369075
35 411255

List of values

[5, 25, 75, 175, 350, 630, 1050, 1650, 2475, 3575, 5005, 6825, 9100, 11900, 15300, 19380, 24225, 29925, 36575, 44275, 53130, 63250, 74750, 87750, 102375, 118755, 137025, 157325, 179800, 204600, 231880, 261800, 294525, 330225, 369075, 411255]