A054972 - OEIS

%I #13 Mar 02 2022 16:24:11

%S 4,30,300,3570,64680,1231230,29609580,746876130,22309287000,

%T 834590426670,32089678420800,1461885412557570,72411562719475980,

%U 3676255934199278430,201683848689025182480,12416469379809407042130

%N Product of (sum of first n primes) and (product of first n primes).

%F a(n) = A007504(n) * A002110(n).

%e a(3)=300 because 2+3+5=10 and 2*3*5=30 and 10*30=300.

%Y Cf. A007504, A002110.

%K easy,nonn

%O 1,1

%A _Enoch Haga_, May 15 2000

%E Offset corrected by _Sean A. Irvine_, Mar 02 2022