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.

A347304 a(n) = n!/(floor(n/2)!*floor(n/3)!*floor(n/6)!).

Table of values

n a(n)
0 1
1 1
2 2
3 6
4 12
5 60
6 60
7 420
8 840
9 2520
10 5040
11 55440
12 13860
13 180180
14 360360
15 1081080
16 2162160
17 36756720
18 4084080
19 77597520
20 155195040
21 465585120
22 931170240
23 21416915520
24 1338557220
25 33463930500
26 66927861000
27 200783583000
28 401567166000
29 11645447814000
30 465817912560

List of values

[1, 1, 2, 6, 12, 60, 60, 420, 840, 2520, 5040, 55440, 13860, 180180, 360360, 1081080, 2162160, 36756720, 4084080, 77597520, 155195040, 465585120, 931170240, 21416915520, 1338557220, 33463930500, 66927861000, 200783583000, 401567166000, 11645447814000, 465817912560]