

A185367


First ndigit square in the digits of the golden ratio.


0



1, 16, 484, 576, 12544, 389376, 3154176, 31203396, 31203396, 32035600, 59993644096
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OFFSET

1,2


COMMENTS

Squares are allowed to have prefix 0 (see example).


LINKS



EXAMPLE

a(4) = 576 is the first square that occurs in the sequence of the 4 decimal digits ...0576... with the index 48 in A001622.


MAPLE

Digits := 10000: p0 := evalf((1+sqrt(5))/2):for d from 1 to 20 do: id:=0:for
i from 0 to 50000 while(id=0) do :q0:=trunc(p0*10^(i+d1)): x:= irem(q0, 10^d):
if sqrt(x)=floor(sqrt(x)) then printf(`%d, `, x):id:=1: else fi:od:od:


CROSSREFS



KEYWORD

nonn,base


AUTHOR



STATUS

approved



