A091239 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

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 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A091239 as a simple table

n	a(n)
1	1
2	2
3	3
4	6
5	5
6	9
7	15
8	23
9	17
10	34
11	51
12	75
13	85
14	153
15	255
16	359
17	257
18	514
19	771
20	1275
21	1285
22	2313
23	3855
24	5911
25	4369
26	8738
27	13107
28	19275
29	21845
30	39321
31	65535

[1,2,3,6,5,9,15,23,17,34,51,75,85,153,255,359,257, 514,771,1275,1285,2313,3855,5911,4369,8738,13107, 19275,21845,39321,65535]