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A165981 Primes p which are equal to 2 plus the sum of three consecutive primes. 1
17, 43, 61, 73, 271, 313, 331, 373, 397, 409, 521, 691, 733, 751, 773, 859, 1051, 1063, 1153, 1171, 1231, 1459, 1613, 1669, 1759, 1823, 1933, 2053, 2131, 2473, 2551, 2707, 2843, 2917, 2953, 2999, 3163, 3221, 3331, 3371, 3469, 3517, 3541, 3583, 3671, 3719 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
17 is in the sequence because 2+3+5+7=17; 43=2+11+13+17; 271=2+83+89+97.
MATHEMATICA
Select[Total[#] + 2 & / @Partition[Prime[Range[200]], 3, 1], PrimeQ] (* Vincenzo Librandi, Sep 13 2013 *)
CROSSREFS
Cf. A034961. [R. J. Mathar, Oct 14 2009]
Sequence in context: A260553 A165285 A200321 * A109998 A328998 A031340
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Oct 03 2009
EXTENSIONS
Edited by N. J. A. Sloane, Oct 04 2009
Terms from 313 to 773 inserted by R. J. Mathar, Oct 14 2009
STATUS
approved

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Last modified May 18 16:47 EDT 2024. Contains 372664 sequences. (Running on oeis4.)