|
Search: id:A107581
|
|
|
| A107581 |
|
Numbers n such that (n + prime(n)), (n+1 + prime(n+1)), and (n+2 + prime(n+2)) are divisible by 5. |
|
+0
1
|
|
| 62, 136, 146, 162, 401, 526, 532, 641, 687, 986, 1022, 1132, 1421, 1551, 1856, 2197, 2481, 2597, 2611, 2687, 2722, 2757, 3457, 3467, 3792, 4026, 4281, 4911, 4962, 4972, 5001, 5232, 5236, 5277, 5317, 5517, 5706, 5786, 6012, 6171, 6291, 6292, 6416, 6527
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
COMMENT
|
For some values of n, e.g., 6291, 6816, 9951, 11371, also (n+3 + prime(n+3)) is divisible by 5.
|
|
MATHEMATICA
|
Select[Range[20000], Mod[Prime[ # ]+#, 5]+Mod[Prime[ #+1]+#+1, 5]+Mod[Prime[ #+2]+#+2, 5]==0&]
|
|
CROSSREFS
|
Adjacent sequences: A107578 A107579 A107580 this_sequence A107582 A107583 A107584
Sequence in context: A044249 A044630 A103584 this_sequence A044313 A044694 A104054
|
|
KEYWORD
|
easy,nonn
|
|
AUTHOR
|
Zak Seidov (zakseidov(AT)yahoo.com), Jun 10 2005
|
|
|
Search completed in 0.002 seconds
|
