login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A137021 Numbers k such that k and k^2 use only the digits 1, 3, 4, 5 and 6. 1
1, 4, 6, 34, 56, 66, 116, 334, 666, 1146, 1156, 3334, 3656, 6454, 6666, 11556, 33334, 36556, 66454, 66666, 116454, 333334, 561556, 643546, 666666, 1163466, 1164631, 3333334, 3341354, 3363646, 3651454, 3655334, 5616454, 6446434, 6454116, 6666666, 11463556, 11463566, 33333334, 56135146, 64463566, 64463646, 66666666, 115613646, 116366454 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Generated with DrScheme.

LINKS

Jonathan Wellons, Table of n, a(n) for n = 1..257

J. Wellons, Tables of Shared Digits

EXAMPLE

645456531561434^2 = 416614134135316445366116136356.

CROSSREFS

Sequence in context: A180139 A222490 A071394 * A176002 A175061 A222502

Adjacent sequences:  A137018 A137019 A137020 * A137022 A137023 A137024

KEYWORD

base,nonn

AUTHOR

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

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 17 13:24 EDT 2021. Contains 348049 sequences. (Running on oeis4.)