OFFSET
0,3
COMMENTS
It would be useful to know the formula for this sequence.
MAPLE
a:= n-> LinearAlgebra[Determinant](Matrix(n, (i, j)->
(t-> mul(k^k, k=0..t)/4)(i+j))):
seq(a(n), n=0..6); # Alois P. Heinz, Nov 29 2016
MATHEMATICA
Table[Det[Table[Hyperfactorial[i + j]/4, {i, n}, {j, n}]], {n, 6}].
CROSSREFS
KEYWORD
nonn
AUTHOR
Karol A. Penson, Nov 29 2016
STATUS
approved