%I #4 Sep 16 2024 12:37:11

%S 3,12,60,120,840,4760,7582680,3026164178520,277505140475561534945640,

%T 260165888480949800316206335248860247693882960,

%U 1735545885361077128120249087863835952607412447268583818069629193850545735375261166814160

%N a(n) is the denominator of Sum_{k = 1..n} 1 / (A376244(k) * A376245(k)).

%H Rémy Sigrist, <a href="/A376247/a376247.gp.txt">PARI program</a>

%o (PARI) \\ See Links section.

%Y Cf. A376244, A376245, A376246.

%K nonn,frac

%O 1,1

%A _Rémy Sigrist_ and _N. J. A. Sloane_, Sep 16 2024