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A065691 a(1) = 0; 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. 8
0, 10, 8, 16, 146, 22086, 31071113326, 365107058344463715696, 2684967738644586785227227090233956040549004, 809079884187716191997158821357206898310718837487307207657194711477350102495950972665 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

a(n) = A061359(n-1) for n > 2.

CROSSREFS

Cf. A050634, A050635, A061359, A065689, A065690.

Sequence in context: A024134 A180197 A110934 * A147974 A038310 A118768

Adjacent sequences:  A065688 A065689 A065690 * A065692 A065693 A065694

KEYWORD

base,nonn

AUTHOR

Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Nov 17 2001

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Last modified February 14 06:09 EST 2012. Contains 205570 sequences.