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A058427 Numbers k such that k^2 contains only digits {0,2,9}, not ending with zero. 1
3, 47, 173, 547, 1703, 538703, 1731828227423, 94916921673747, 96385117673990673, 151400161921673747 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

P. De Geest, Index to related sequences

Hisanori Mishima, Sporadic tridigital solutions

CROSSREFS

Cf. A058428.

Sequence in context: A003551 A054643 A122535 * A142293 A052187 A260219

Adjacent sequences:  A058424 A058425 A058426 * A058428 A058429 A058430

KEYWORD

nonn,base,more

AUTHOR

Patrick De Geest, Nov 15 2000

EXTENSIONS

a(10) from Herman Jamke (hermanjamke(AT)fastmail.fm), Mar 30 2008

STATUS

approved

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Last modified December 7 20:40 EST 2021. Contains 349589 sequences. (Running on oeis4.)