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!)

A001853 as a simple table

n a(n)
1 0
2 1
3 3
4 8
5 22
6 58
7 158
8 425
9 1161
10 3175
11 8751
12 24192
13 67239
14 187459
15 524579
16 1472086
17 4142639
18 11685501
19 33036492
20 93583873
21 265589158
22 754998424
23 2149588878
24 6128914829
25 17497927510
26 50017546412
27 143137957590
28 410062891934
29 1175925220607
30 3375322972597

[0,1,3,8,22,58,158,425,1161,3175,8751,24192,67239,
 187459,524579,1472086,4142639,11685501,33036492,
 93583873,265589158,754998424,2149588878,
 6128914829,17497927510,50017546412,143137957590,
 410062891934,1175925220607,3375322972597]

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 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)