OFFSET
1,1
EXAMPLE
MATHEMATICA
Select[Table[5*n*(n-1) + 1, {n, 1, 100}], PrimeOmega[#] == 2 &] (* Amiram Eldar, Nov 30 2023 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Massimo Kofler, Nov 30 2023
STATUS
approved