OFFSET
0,2
COMMENTS
It would be useful to know the formula for this sequence.
FORMULA
Conjecture: lim n->infinity log(a(n))/n^2 = 2*log(2). - Vaclav Kotesovec, Nov 28 2016
MAPLE
a:= n-> LinearAlgebra[Determinant](Matrix(n, (i, j)->
(t-> (binomial(2*t, t)/(t+1))^2)(i+j))):
seq(a(n), n=0..12); # Alois P. Heinz, May 01 2018
MATHEMATICA
Flatten[{1, Table[Det[Table[(CatalanNumber[i + j])^2, {i, n}, {j, n}]], {n, 11}]}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Karol A. Penson, Nov 28 2016
STATUS
approved