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A185367 First n-digit square in the digits of the golden ratio. 0
1, 16, 484, 576, 12544, 389376, 3154176, 31203396, 31203396, 32035600, 59993644096 (list; graph; refs; listen; history; text; internal format)
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+d-1)): x:= irem(q0, 10^d):
if sqrt(x)=floor(sqrt(x)) then printf(`%d, `, x):id:=1: else fi:od:od:
CROSSREFS
Cf. A001622.
Sequence in context: A239401 A254633 A283327 * A209352 A209392 A209022
KEYWORD
nonn,base
AUTHOR
Michel Lagneau, Feb 20 2011
STATUS
approved

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Last modified March 28 13:35 EDT 2024. Contains 371254 sequences. (Running on oeis4.)