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A137125 Numbers k such that k and k^2 use only the digits 3, 4, 5, 7 and 9. 1
3, 7, 595357, 7344357, 59455357, 99739357, 577373357, 733344357, 5995394357, 74393373357, 75733344357, 599947779357, 7333334394357, 7574599379357, 7745953359357, 59999477779357, 73454473995357, 74397577779357, 77455454775357, 97945797939357, 594537934344357, 595377993995357, 595435957595357, 734543775373357 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Generated with DrScheme.

LINKS

Jonathan Wellons, Table of n, a(n) for n = 1..27

J. Wellons, Tables of Shared Digits

EXAMPLE

595435957595357^2 = 354543979597499779457747957449.

CROSSREFS

Sequence in context: A083461 A137029 A174307 * A103319 A341812 A153021

Adjacent sequences:  A137122 A137123 A137124 * A137126 A137127 A137128

KEYWORD

base,nonn

AUTHOR

Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008

STATUS

approved

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Last modified January 17 20:06 EST 2022. Contains 350410 sequences. (Running on oeis4.)