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Bisection of A051846, divided by the term position.
2

%I #12 Oct 14 2022 23:09:09

%S 1,19,1493,293479,109739369,66987982331,60693710471869,

%T 76519827268721103,128138108936443028945,275176672984400058317539,

%U 737345594135016860806925221,2411620538399461719230688945719

%N Bisection of A051846, divided by the term position.

%F a(n) = A051846(2n-1)/(2n-1).

%F a(n) = A221740(2n-1). - _Alexander R. Povolotsky_, Oct 13 2022

%Y Cf. A051846, A221740.

%K easy,base,nonn

%O 1,2

%A _Antti Karttunen_, Dec 13 1999