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A115534 Numbers k such that k^2 is the concatenation of two numbers 3*m and m. 0
85714286, 128571429, 171428572, 69230769231, 92307692308, 115384615385, 138461538462, 161538461539, 85714285714285714285714285714285714285714285714286 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

85714286^2 = 73469388_24489796.

CROSSREFS

Cf. A102567, A106497, A115527 - A115556.

Sequence in context: A230794 A186922 A185806 * A138030 A104964 A018787

Adjacent sequences:  A115531 A115532 A115533 * A115535 A115536 A115537

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Jan 25 2006

EXTENSIONS

Definition modified by Georg Fischer, Jul 26 2019

STATUS

approved

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Last modified January 24 21:49 EST 2022. Contains 350565 sequences. (Running on oeis4.)