login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A248292
Egyptian fraction representation of sqrt(68) (A010520) using a greedy function.
0
8, 5, 22, 1322, 3621500, 17445297363138, 776156771532279826926457191, 1125673063406602593902433484734481317497130098734266573, 2359563766366828684685276326098059577152401128042629265861141526556488039378108148960279616218064655420661149
OFFSET
0,1
MATHEMATICA
Egyptian[nbr_] := Block[{lst = {IntegerPart[nbr]}, cons = N[ FractionalPart[ nbr], 2^20], denom, iter = 8}, While[ iter > 0, denom = Ceiling[ 1/cons]; AppendTo[ lst, denom]; cons -= 1/denom; iter--]; lst]; Egyptian[ Sqrt[ 68]]
CROSSREFS
Egyptian fraction representations of the square roots: A006487, A224231, A248235-A248322.
Egyptian fraction representations of the cube roots: A129702, A132480-A132574.
Sequence in context: A199806 A070484 A096480 * A196123 A196120 A213841
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Oct 04 2014
STATUS
approved