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A050633 a(1)=3; for n>1, a(n)^2 is next smallest nontrivial square containing a(n-1)^2 as a substring. 3
3, 7, 43, 136, 10158, 85927342, 738024797793593 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..7.

FORMULA

a(n) = sqrt(A050632(n)).

CROSSREFS

Starting with a(2)=7, the sequence is identical to A050631.

Cf. A050632, A048562, A050639.

Sequence in context: A236476 A282178 A101208 * A107636 A303160 A258435

Adjacent sequences:  A050630 A050631 A050632 * A050634 A050635 A050636

KEYWORD

nonn,base,more

AUTHOR

Patrick De Geest, Jul 15 1999

EXTENSIONS

a(7) from Max Alekseyev, Feb 15 2012

STATUS

approved

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Last modified September 28 20:03 EDT 2021. Contains 347717 sequences. (Running on oeis4.)