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!)

A068553 as a simple table

n a(n)
1 1
2 1
3 1
4 3
5 2
6 5
7 15
8 7
9 28
10 126
11 30
12 165
13 198
14 143
15 1001
16 15015
17 3640
18 884
19 7956
20 1938
21 19380
22 203490
23 49742
24 572033
25 980628
26 240350
27 3124550
28 766935
29 188370
30 2731365
31 40970475
32 20160075
33 4962480
34 81880920
35 20173560
36 353037300

[1,1,1,3,2,5,15,7,28,126,30,165,198,143,1001,
 15015,3640,884,7956,1938,19380,203490,49742,
 572033,980628,240350,3124550,766935,188370,
 2731365,40970475,20160075,4962480,81880920,
 20173560,353037300]

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 March 28 11:46 EDT 2024. Contains 371241 sequences. (Running on oeis4.)