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A061490 Smallest number which when iterated n times under A003285(n) gives a square. +0
2
1, 2, 3, 19, 166, 8269 (list; graph; listen)
OFFSET

0,2

COMMENT

Smallest m such that A003285(A003285(..(m))) = square with n iterations.

EXAMPLE

A003285(A003285(3)))=1, 3 is the smallest number requiring 2 iterations to reach a square number, so a(2)=3.

CROSSREFS

Cf. A003285

Sequence in context: A072877 A032329 A066227 this_sequence A048827 A032077 A014547

Adjacent sequences: A061487 A061488 A061489 this_sequence A061491 A061492 A061493

KEYWORD

more,nonn

AUTHOR

Naohiro Nomoto (n_nomoto(AT)yabumi.com), Nov 08 2001

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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.


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