cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A248269 Egyptian fraction representation of sqrt(43) (A010497) using a greedy function.

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%I A248269 #6 Oct 20 2019 21:31:26
%S A248269 6,2,18,532,305858,137859230710,22012211318177566410441,
%T A248269 1147928569154887244380386940705198857524244457,
%U A248269 54505440157936785019731226309482186897275025107764309863984976644953861019275801793173245974
%N A248269 Egyptian fraction representation of sqrt(43) (A010497) using a greedy function.
%t A248269 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[ 43]]
%Y A248269 Egyptian fraction representations of the square roots: A006487, A224231, A248235-A248322.
%Y A248269 Egyptian fraction representations of the cube roots: A129702, A132480-A132574.
%K A248269 nonn
%O A248269 0,1
%A A248269 _Robert G. Wilson v_, Oct 04 2014