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!)

A025593 as a simple table

n a(n)
0 1
1 0
2 7
3 42
4 325
5 2564
6 21203
7 181070
8 1583441
9 14074120
10 126458751
11 1144310002
12 10401799581
13 94825890252
14 866041203691
15 7918632503382
16 72456324725929
17 663284620905296
18 6073618350612503
19 55625356328239994
20 509503126813055093
21 4667146731457616788

[1,0,7,42,325,2564,21203,181070,1583441,14074120,
 126458751,1144310002,10401799581,94825890252,
 866041203691,7918632503382,72456324725929,
 663284620905296,6073618350612503,
 55625356328239994,509503126813055093,
 4667146731457616788]

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 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)