OFFSET
1,3
FORMULA
a(n) ~ c * ((1+sqrt(5))/2)^(n*(n+1)*(2*n+1)/6) / 5^(n*(n+1)/4), where c = A253270 = 1.1188674438617789501735355690557711005492672642422237428157122531318... .
MATHEMATICA
Table[Product[Fibonacci[k]^k, {k, 1, n}], {n, 1, 10}]
FoldList[Times, Table[Fibonacci[n]^n, {n, 10}]] (* Harvey P. Dale, Oct 17 2019 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vaclav Kotesovec, May 01 2015
STATUS
approved