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!)

A215311 as a simple table

n a(n)
1 2
2 3
3 5
4 17
5 29
6 31
7 41
8 43
9 53
10 67
11 79
12 83
13 107
14 109
15 131
16 157
17 173
18 197
19 199
20 211
21 223
22 239
23 251
24 263
25 277
26 313
27 317
28 353
29 367
30 379
31 419
32 421
33 431
34 433
35 443
36 457
37 499
38 509
39 521
40 523
41 547
42 563
43 577
44 587
45 599
46 601
47 613
48 641
49 653
50 677
51 691
52 719
53 733
54 743

[2,3,5,17,29,31,41,43,53,67,79,83,107,109,131,157,
 173,197,199,211,223,239,251,263,277,313,317,353,
 367,379,419,421,431,433,443,457,499,509,521,523,
 547,563,577,587,599,601,613,641,653,677,691,719,
 733,743]

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 4 15:36 EST 2021. Contains 349526 sequences. (Running on oeis4.)