This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A107380 Numbers n such that (n + prime(n)) and (n+1 + prime(n+1)) are divisible by 11. 0
 127, 193, 431, 705, 795, 798, 1282, 1601, 1635, 1659, 1784, 1862, 2245, 2257, 2301, 2424, 2532, 2635, 2776, 2830, 3007, 3022, 3076, 3089, 3125, 3193, 3296, 3307, 3325, 3349, 3546, 3609, 3649, 3741, 3895, 3932, 3940, 3958, 4065, 4093, 4153, 4318, 4489 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS MATHEMATICA Select[Range[5000], Mod[Prime[ # ]+#, 11]+Mod[Prime[ #+1]+#+1, 11]==0&] Flatten[ Position[Partition[Table[n+Prime[n], {n, 5000}], 2, 1], _?(Mod[ First[ #], 11]+ Mod[Last[#], 11]==0&), {1}, Heads->False]] (* Harvey P. Dale, Mar 12 2013 *) CROSSREFS Sequence in context: A023689 A095284 A127579 * A180539 A195377 A142090 Adjacent sequences:  A107377 A107378 A107379 * A107381 A107382 A107383 KEYWORD easy,nonn AUTHOR Zak Seidov, Jun 10 2005 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified May 22 23:20 EDT 2013. Contains 225585 sequences.