A137048 Numbers k such that k and k^2 use only the digits 1, 4, 5, 6 and 9.

1, 4, 14, 119, 4116, 4119, 4466, 6454, 95454, 956554, 956619, 959166, 4116619, 6415696, 6441616, 6445616, 6446669, 6641946, 6644546, 9959514, 41169669, 44665419, 64466669, 66644546, 95469446, 95469469, 95611696, 441544966, 644666669, 664499166, 666416946, 956114619, 956115419, 995966696, 1191469469, 4116669114, 4411541619

Offset

1,2

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..195

J. Wellons, Tables of Shared Digits [archived]

Example

956919511459514^2 = 915694951411914945566461116196.

Crossrefs

Sequence in context: A003184 A065062 A240273 * A137056 A302021 A006824

Adjacent sequences: A137045 A137046 A137047 * A137049 A137050 A137051

Keyword

base,nonn,changed

Author

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

Status

approved