A065789 - OEIS

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A065789

a(1) = 8; for n > 1, a(n) is the square root of the smallest square > a(n-1)^2 with a(n-1)^2 forming its final digits.

4

8, 42, 2458, 310042, 2929997542, 1046218875000310042, 406005268741864709999999997070002458, 50376698115810287966925579573179705000000000000000001046218875000310042

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OFFSET

1,1

COMMENTS

a(n) = A050637(n+1) for n >= 1; a(n) = sqrt(A065788(n)).

Essentially the same as A050637. - Zak Seidov, Mar 12 2012

LINKS

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

CROSSREFS

Cf. A050635, A050637, A065690, A065788, A065790.

Sequence in context: A236328 A284337 A052666 * A025064 A241695 A224037

Adjacent sequences: A065786 A065787 A065788 * A065790 A065791 A065792

KEYWORD

base,nonn

AUTHOR

Klaus Brockhaus, Nov 19 2001

STATUS

approved