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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 56th year, we are closing in on 350,000 sequences, and we’ve crossed 9,700 citations (which often say “discovered thanks to the OEIS”).

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

A300930 as a simple table

n a(n)
1 0
2 1
3 1
4 1
5 3
6 1
7 2
8 11
9 11
10 2
11 3
12 37
13 75
14 37
15 3
16 5
17 129
18 508
19 508
20 129
21 5
22 8
23 450
24 3447
25 6638
26 3447
27 450
28 8
29 13
30 1568
31 23404
32 87561
33 87561
34 23404
35 1568
36 13
37 21
38 5464
39 158855
40 1155263
41 2244335
42 1155263
43 158855
44 5464
45 21
46 34
47 19041
48 1078231
49 15238332

[0,1,1,1,3,1,2,11,11,2,3,37,75,37,3,5,129,508,508,
 129,5,8,450,3447,6638,3447,450,8,13,1568,23404,
 87561,87561,23404,1568,13,21,5464,158855,1155263,
 2244335,1155263,158855,5464,21,34,19041,1078231,
 15238332]

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 December 2 11:34 EST 2021. Contains 349440 sequences. (Running on oeis4.)