OFFSET
1,2
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
MATHEMATICA
sumPrimes[1] = 0; sumPrimes[n_] := Plus @@ First[Transpose[FactorInteger[n]]]; sumPrimes/@Select[Range[500], Max[Transpose[FactorInteger[#]][[1]]] <= 7 &] (* Amiram Eldar, Jan 06 2020 *)
dpf7[n_]:=Module[{fi=FactorInteger[n][[All, 1]]}, If[Max[fi]<11, Total[ fi], Nothing]]; Join[{0}, Array[dpf7, 400, 2]] (* Harvey P. Dale, Feb 26 2022 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jul 15 2003
STATUS
approved