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A052065 a(n) is the first square root greater than 10^n such that a(n)^2 is a palfree square (palfree = contains no palindromic substring except single digits). 4
13, 104, 1014, 10123, 101047, 1010456, 10104574, 101045587, 1010455851, 10104558492, 101045584913, 1010455848322, 10104558481373, 101045584813152, 1010455848130452, 10104558481304484 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Probably finite.

LINKS

Keith Schneider, Table of n, a(n) for n = 1..25

Keith Schneider, Mathematica code for A052025-A052028

CROSSREFS

Cf. A052066, A052061, A052062.

Sequence in context: A023011 A022641 A000590 * A303967 A304929 A041316

Adjacent sequences:  A052062 A052063 A052064 * A052066 A052067 A052068

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Jan 15 2000

EXTENSIONS

More terms from Keith Schneider (schneidk(AT)email.unc.edu), May 23 2007

STATUS

approved

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Last modified July 1 16:18 EDT 2022. Contains 354973 sequences. (Running on oeis4.)