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A115532 Numbers k such that k^2 is the concatenation of two numbers m and 3*m. 0
2857142857142857142857142857142858, 4285714285714285714285714285714287, 5714285714285714285714285714285716, 19354838709677419354838709677419354838709677419354838709678 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..4.

CROSSREFS

Cf. A102567, A106497, A115527 - A115556.

Sequence in context: A115531 A095460 A083103 * A074194 A135386 A095462

Adjacent sequences:  A115529 A115530 A115531 * A115533 A115534 A115535

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Jan 25 2006

STATUS

approved

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Last modified June 25 19:25 EDT 2022. Contains 354851 sequences. (Running on oeis4.)