A136999 - OEIS

A136999

Numbers k such that k and k^2 use only the digits 1, 2, 4 and 8.

1, 2, 11, 12, 21, 22, 122, 221, 1488, 11141 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,2`
	COMMENTS	`Generated with DrScheme.`
	LINKS	`Table of n, a(n) for n=1..10.` `J. Wellons, Tables of Shared Digits`
	EXAMPLE	`11141^2 = 124121881.`
	CROSSREFS	`Sequence in context: A007931 A136407 A214215 * A271372 A053880 A063112` `Adjacent sequences: A136996 A136997 A136998 * A137000 A137001 A137002`
	KEYWORD	`base,nonn`
	AUTHOR	`Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008`
	STATUS	`approved`

Last modified May 26 13:59 EDT 2022. Contains 354092 sequences. (Running on oeis4.)