A136842 - OEIS

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A136842

Numbers k such that k and k^2 use only the digits 0, 1, 3 and 5.

0, 1, 10, 100, 1000, 10000, 100000, 550501, 1000000, 5505010, 10000000, 55050100, 55055001, 100000000, 550501000, 550550010, 1000000000, 1000550501, 1005055001, 5505010000, 5505500100, 10000000000, 10005505010, 10050550010, 55050100000, 55055001000, 100000000000, 100000550501, 100055050100, 100505500100

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,3

COMMENTS

Generated with DrScheme.

LINKS

Jonathan Wellons, Table of n, a(n) for n = 1..64

J. Wellons, Tables of Shared Digits [archived]

EXAMPLE

10000505005001^2 = 100010100355050051035010001.

CROSSREFS

Sequence in context: A029778 A029795 A136844 * A136872 A119084 A136875

Adjacent sequences: A136839 A136840 A136841 * A136843 A136844 A136845

KEYWORD

base,nonn

AUTHOR

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

STATUS

approved