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A065793 a(1) = 81; for n > 1 is a(n) the smallest integer > 0 such that the concatenation a(n)a(n-1)...a(2)a(1) is a square. 1
81, 16, 146, 22086, 31071113326, 365107058344463715696, 2684967738644586785227227090233956040549004, 809079884187716191997158821357206898310718837487307207657194711477350102495950972665 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(n) = A061359(n+1) for n > 1.

LINKS

Table of n, a(n) for n=1..8.

CROSSREFS

A061359, A065691, A065791, A065792.

Sequence in context: A110727 A005068 A259687 * A214104 A175241 A178373

Adjacent sequences:  A065790 A065791 A065792 * A065794 A065795 A065796

KEYWORD

base,nonn

AUTHOR

Klaus Brockhaus, Nov 19 2001

STATUS

approved

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Last modified June 13 10:36 EDT 2021. Contains 344988 sequences. (Running on oeis4.)