OFFSET
1,2
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
MATHEMATICA
chenQ[n_] := PrimeQ[n] && PrimeOmega[n + 2] < 3; Differences@ Select[Range[750], chenQ] (* Amiram Eldar, Oct 19 2021 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), May 22 2006
STATUS
approved