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!)

A143284 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 1
7 2
8 3
9 4
10 5
11 7
12 11
13 17
14 25
15 35
16 48
17 66
18 92
19 129
20 180
21 249
22 342
23 468
24 640
25 875
26 1195
27 1629
28 2216
29 3009
30 4080
31 5526
32 7477
33 10107
34 13649
35 18415
36 24823
37 33433
38 44995
39 60513
40 81330
41 109241
42 146644
43 196742
44 263813
45 353570
46 473640
47 634201

[0,0,0,0,0,0,1,2,3,4,5,7,11,17,25,35,48,66,92,129,
 180,249,342,468,640,875,1195,1629,2216,3009,4080,
 5526,7477,10107,13649,18415,24823,33433,44995,
 60513,81330,109241,146644,196742,263813,353570,
 473640,634201]

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 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)