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A050632 a(n+1) is next smallest nontrivial square containing a(n) as a substring, initial term is 9. 3
9, 49, 1849, 18496, 103184964, 7383508103184964, 544680602158273835081031849649 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

FORMULA

a(n) = A050633(n)^2.

CROSSREFS

Starting with a(2)=49, the sequence is identical to A050630.

Cf. A050633, A048561, A050638.

Sequence in context: A174744 A133049 A188140 * A050638 A088064 A080812

Adjacent sequences:  A050629 A050630 A050631 * A050633 A050634 A050635

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 October 18 08:27 EDT 2021. Contains 348067 sequences. (Running on oeis4.)