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A136883 Numbers k such that k and k^2 use only the digits 0, 2, 3, 4 and 6. 1
0, 2, 6, 20, 60, 200, 206, 600, 602, 2000, 2006, 2060, 6000, 6002, 6020, 6344, 20000, 20006, 20060, 20600, 20602, 60000, 60002, 60020, 60200, 63440, 200000, 200006, 200060, 200600, 206000, 206020, 600000, 600002, 600020, 600200, 602000, 603606, 634400, 2000000, 2000006, 2000060, 2000600, 2006000, 2006002, 2060000, 2060200, 2462442 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Generated with DrScheme.
LINKS
J. Wellons, Tables of Shared Digits [archived]
EXAMPLE
603626236343602^2 = 364364633202342060002206334404.
CROSSREFS
Sequence in context: A081251 A134293 A363107 * A289173 A057766 A132353
KEYWORD
base,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved

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Last modified June 15 06:51 EDT 2024. Contains 373402 sequences. (Running on oeis4.)