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A107581
Numbers n such that (n + prime(n)), (n+1 + prime(n+1)) and (n+2 + prime(n+2)) are divisible by 5.
0
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
OFFSET
1,1
COMMENTS
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
Sequence in context: A044630 A103584 A296026 * A259738 A367092 A044313
KEYWORD
easy,nonn
AUTHOR
Zak Seidov, Jun 10 2005
STATUS
approved