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

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,changed

Author

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

Status

approved