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A137023 Numbers k such that k and k^2 use only the digits 1, 3, 4, 5 and 9. 0
1, 3, 393, 115393, 399143, 141115393, 9545449143, 1191433399143, 3154543415393, 4399945449143, 5595919434143, 13943993399143, 39394341115393, 119143339434143, 139353311519143, 333933435515393, 591534913115393, 594941544449143, 599535915449143, 599995454415393, 954941544449143 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Generated with DrScheme.

LINKS

Table of n, a(n) for n=1..21.

J. Wellons, Tables of Shared Digits

EXAMPLE

591534913115393^2 = 349913553434435545444933544449.

CROSSREFS

Sequence in context: A187942 A244670 A199146 * A203563 A181990 A198666

Adjacent sequences:  A137020 A137021 A137022 * A137024 A137025 A137026

KEYWORD

base,nonn

AUTHOR

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

STATUS

approved

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Last modified November 27 09:19 EST 2021. Contains 349365 sequences. (Running on oeis4.)