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!)

A001926 as a simple table

n a(n)
0 1
1 9
2 46
3 177
4 571
5 1632
6 4270
7 10446
8 24244
9 53942
10 115954
11 242240
12 494087
13 987503
14 1939634
15 3753007
16 7167461
17 13532608
18 25293964
19 46856332
20 86110792
21 157125052
22 284866900
23 513470464
24 920659517
25 1642844485
26 2918680214
27 5164483453
28 9104522495
29 15995633440

[1,9,46,177,571,1632,4270,10446,24244,53942,
 115954,242240,494087,987503,1939634,3753007,
 7167461,13532608,25293964,46856332,86110792,
 157125052,284866900,513470464,920659517,
 1642844485,2918680214,5164483453,9104522495,
 15995633440]

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 19 06:32 EDT 2024. Contains 370953 sequences. (Running on oeis4.)