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A115556 Numbers n such that the square of n is the concatenation of two numbers 9*m and m. 29
12857142857142857142857142857142857143, 25714285714285714285714285714285714286, 117391304347826086956521739130434782608695652173913043478261 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(4)=156521739130434782608695652173913043478260869565217391304348.

LINKS

Table of n, a(n) for n=1..3.

CROSSREFS

Cf. A009474, A102567, A106497, A115527 - A115555.

Sequence in context: A217419 A246289 A095468 * A173907 A095470 A095472

Adjacent sequences:  A115553 A115554 A115555 * A115557 A115558 A115559

KEYWORD

nonn,base,bref

AUTHOR

Giovanni Resta, Jan 25 2006

EXTENSIONS

Definition modified by Georg Fischer, Jul 26 2019

STATUS

approved

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Last modified October 20 22:44 EDT 2019. Contains 328291 sequences. (Running on oeis4.)