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A136858 Numbers k such that k and k^2 use only the digits 0, 1, 4, 5 and 9. 1
0, 1, 10, 100, 951, 1000, 1049, 9510, 10000, 10490, 95100, 99499, 99501, 100000, 100499, 100501, 100549, 100951, 104451, 104900, 105549, 951000, 951549, 994990, 995010, 1000000, 1004990, 1005010, 1005490, 1009510, 1044510, 1049000, 1055490, 9510000, 9515490, 9949900, 9950100, 9994999, 9995001, 10000000, 10004999, 10005001, 10005951 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
Generated with DrScheme.
LINKS
Jonathan Wellons, Tables of Shared Digits
EXAMPLE
109501594095951^2 = 11990599109554410900994594401.
CROSSREFS
Cf. A000290.
Sequence in context: A136876 A231157 A231163 * A334612 A125948 A121084
KEYWORD
base,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved

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Last modified March 19 04:26 EDT 2024. Contains 370952 sequences. (Running on oeis4.)