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!)

A019128 as a simple table

n a(n)
3 0
4 1
5 4
6 1
7 10
8 28
9 48
10 81
11 254
12 633
13 1294
14 3294
15 8814
16 20833
17 52532
18 138633
19 352768
20 906313
21 2379672
22 6221455
23 16285472
24 42966251
25 113590300
26 300405217
27 796788406
28 2117933593
29 5634362070
30 15011420863

[0,1,4,1,10,28,48,81,254,633,1294,3294,8814,20833,
 52532,138633,352768,906313,2379672,6221455,
 16285472,42966251,113590300,300405217,796788406,
 2117933593,5634362070,15011420863]

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 29 04:59 EDT 2024. Contains 371264 sequences. (Running on oeis4.)