login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


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

A124811 as a simple table

n a(n)
4 3
5 18
6 89
7 405
8 1701
9 6801
10 26244
11 98415
12 360846
13 1299078
14 4605822
15 16120350
16 55801305
17 191318760
18 650483703
19 2195382771
20 7360989291
21 24536630727
22 81358302690
23 268482398877
24 882156452724
25 2887057484028
26 9414317882700
27 30596533116588
28 99132767304831

[3,18,89,405,1701,6801,26244,98415,360846,1299078,
 4605822,16120350,55801305,191318760,650483703,
 2195382771,7360989291,24536630727,81358302690,
 268482398877,882156452724,2887057484028,
 9414317882700,30596533116588,99132767304831]

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 26 09:15 EDT 2021. Contains 347664 sequences. (Running on oeis4.)