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A137087 Numbers k such that k and k^2 use only the digits 2, 3, 5 and 9. 0
3, 5, 23, 235, 23522235 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Generated with DrScheme.
From Pontus von Brömssen, May 01 2024: (Start)
a(6) > 2*10^46 (if it exists).
If k = x*10^m is a term where 1 < x < 10, then 2.2925952395255525252922955593255322529933992229 < x < 6.
(End)
LINKS
J. Wellons, Tables of Shared Digits [archived]
EXAMPLE
23522235^2 = 553295539395225.
CROSSREFS
Sequence in context: A100703 A352691 A137086 * A214589 A365036 A309844
KEYWORD
base,nonn,more
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved

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Last modified July 22 12:58 EDT 2024. Contains 374499 sequences. (Running on oeis4.)