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A058469
Numbers k such that k^2 contains only digits {5,8,9}.
2
3, 99927917, 92496431583
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..3.
P. De Geest,
Index to related sequences
Hisanori Mishima,
Sporadic tridigital solutions
CROSSREFS
Cf.
A058470
.
Sequence in context:
A324425
A117721
A229092
*
A367670
A081508
A368722
Adjacent sequences:
A058466
A058467
A058468
*
A058470
A058471
A058472
KEYWORD
nonn
,
base
,
hard
,
more
,
bref
AUTHOR
Patrick De Geest
, Nov 15 2000
STATUS
approved
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Last modified August 30 11:14 EDT 2024. Contains 375543 sequences. (Running on oeis4.)