login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A111930 as a simple table

n a(n)
1 1
2 4
3 12
4 48
5 240
6 240
7 1680
8 6720
9 20160
10 4032
11 44352
12 44352
13 576576
14 576576
15 2882880
16 11531520
17 196035840
18 196035840
19 3724680960
20 3724680960
21 3724680960
22 3724680960
23 85667662080
24 85667662080
25 428338310400
26 428338310400

[1,4,12,48,240,240,1680,6720,20160,4032,44352,
 44352,576576,576576,2882880,11531520,196035840,
 196035840,3724680960,3724680960,3724680960,
 3724680960,85667662080,85667662080,428338310400,
 428338310400]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 25 06:02 EDT 2024. Contains 375422 sequences. (Running on oeis4.)