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!)

A306665 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 3
5 7
6 13
7 19
8 31
9 57
10 99
11 145
12 253
13 391
14 661
15 1071
16 1647
17 2617
18 4189
19 6439
20 10183
21 15999
22 24195
23 37537
24 57553
25 87925
26 132841
27 202899
28 306147
29 458827
30 688501
31 1030147
32 1533535
33 2280549
34 3370947
35 4986265
36 7354573
37 10779763
38 15804901
39 23102271
40 33685239

[1,1,1,3,3,7,13,19,31,57,99,145,253,391,661,1071,
 1647,2617,4189,6439,10183,15999,24195,37537,57553,
 87925,132841,202899,306147,458827,688501,1030147,
 1533535,2280549,3370947,4986265,7354573,10779763,
 15804901,23102271,33685239]

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 20 10:27 EDT 2024. Contains 371820 sequences. (Running on oeis4.)