OFFSET
1,2
COMMENTS
The corresponding denominators are 2, 6, 20, 42, 231, 240, 32640, 34362, 633759288, 1532037276, 4716994695, 100039636784966424, ... The denominator that corresponds to a(45) has 878175 digits.
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..57
MATHEMATICA
a={}; dmax=0; n=1; While[Length[a]<40, denom=0; k=n/(n+1); While[ k>0, denom=Ceiling[1/k]; k=k-1/denom]; If[denom>dmax, dmax=denom; a=AppendTo[a, n]]; n++]; a
CROSSREFS
KEYWORD
nonn
AUTHOR
Amiram Eldar, May 28 2017
STATUS
approved