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A034994 Square root of smallest square starting with a string of n 9's. 2
3, 315, 3161, 31622, 316227, 3162277, 31622776, 316227765, 316227766, 31622776601, 316227766016, 3162277660167, 31622776601683, 316227766016837, 3162277660168378, 31622776601683792 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

a(5) = 316227^2 = {99999}515529.

CROSSREFS

Cf. A034995.

Sequence in context: A088102 A039954 A134215 * A139541 A168440 A067667

Adjacent sequences:  A034991 A034992 A034993 * A034995 A034996 A034997

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 1998.

EXTENSIONS

More terms from Hans Havermann (gladhobo(AT)teksavvy.com), Jun 18, 2001

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Last modified February 14 16:05 EST 2012. Contains 205635 sequences.