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!)

A284224 as a simple table

n a(n)
1 4
2 19
3 70
4 499
5 3214
6 22729
7 163708
8 1209005
9 9018250
10 67956917
11 515031078
12 3926103884
13 30049105764
14 230871573750
15 1779036977175
16 13746097605518
17 106448904000193
18 826010061981163
19 6420762665883318
20 49989175241774203

[4,19,70,499,3214,22729,163708,1209005,9018250,
 67956917,515031078,3926103884,30049105764,
 230871573750,1779036977175,13746097605518,
 106448904000193,826010061981163,6420762665883318,
 49989175241774203]

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 22 19:22 EDT 2024. Contains 371906 sequences. (Running on oeis4.)