A052066 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A052066

Palfree squares whose root is the smallest possible greater than 10^n (palfree = contains no palindromic substring except single digits).

169, 10816, 1028196, 102475129, 10210496209, 1021021327936, 102102415721476, 10210210652174569, 1021021026820134201, 102102102318249314064, 10210210230410293217569

(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. A052065, A052061, A052062.

Sequence in context: A264269 A264087 A163023 * A264276 A231769 A069297

Adjacent sequences: A052063 A052064 A052065 * A052067 A052068 A052069

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