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!)

A026752 as a simple table

n a(n)
2 1
3 7
4 39
5 201
6 1000
7 4885
8 23621
9 113543
10 543895
11 2600204
12 12417829
13 59278440
14 282969385
15 1351124510
16 6454283276
17 30849969965
18 147555219782
19 706274470775
20 3383203356648
21 16219148141581
22 77817618006364
23 373661751926702 

[1,7,39,201,1000,4885,23621,113543,543895,2600204,
 12417829,59278440,282969385,1351124510,6454283276,
 30849969965,147555219782,706274470775,
 3383203356648,16219148141581,77817618006364,
 373661751926702]

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 April 24 17:02 EDT 2024. Contains 371962 sequences. (Running on oeis4.)