A152476 - OEIS

%I #10 Nov 21 2015 09:04:13

%S 1,0,2,14,246,8374,560950,74018118,19314751526,10004153405174,

%T 10313935405968726,21205201672407811750,87047013055579706265862,

%U 713958711370466820900197334,11705348549229324549016264190006

%N Inverse binomial transform of A005329.

%H G. C. Greubel, <a href="/A152476/b152476.txt">Table of n, a(n) for n = 0..50</a>

%F a(n) ~ c * 2^(n*(n+1)/2), where c = A048651 = 0.2887880950866... . - _Vaclav Kotesovec_, Nov 21 2015

%t Table[Sum[(-1)^(n+k) Binomial[n, k] QFactorial[k, 2], {k, 0, n}], {n, 0, 15}] (* _Vladimir Reshetnikov_, Nov 20 2015 *)

%Y Cf. A075272.

%K easy,nonn

%O 0,3

%A _Vladeta Jovovic_, Dec 05 2008