The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A030161

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing all changes.

A030161

Numbers k such that in k and k^3 the parity of digits alternates.
(history; published version)

#8 by Susanna Cuyler at Fri Feb 12 17:48:11 EST 2021

STATUS

proposed

approved

#7 by Jon E. Schoenfield at Fri Feb 12 16:54:57 EST 2021

STATUS

editing

proposed

#6 by Jon E. Schoenfield at Fri Feb 12 16:54:56 EST 2021

NAME

Numbers n k such that in n k and nk^3 the parity of digits alternates.

COMMENTS

No other values of k < 2100000. - Larry Reeves (larryr(AT)acm.org), Sep 25 2000

EXTENSIONS

No other values of n < 2100000 - Larry Reeves (larryr(AT)acm.org), Sep 25 2000

STATUS

approved

editing

#5 by Charles R Greathouse IV at Fri Aug 24 10:47:39 EDT 2012

AUTHOR

_Patrick De Geest (pdg(AT)worldofnumbers.com)_

Discussion

Fri Aug 24

10:47

OEIS Server: https://oeis.org/edit/global/1824

#4 by N. J. A. Sloane at Sun Jun 29 03:00:00 EDT 2008

OFFSET

0,1,3

KEYWORD

nonn,base,new

#3 by N. J. A. Sloane at Sat Jun 12 03:00:00 EDT 2004

NAME

Numbers n such that in n and n^3 the parity of digits alternates.

KEYWORD

nonn,base,new

#2 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

CROSSREFS

Cf. A030162.

KEYWORD

nonn,base,more,new

AUTHOR

Patrick De Geest (Patrick.DeGeest@pingpdg(AT)worldofnumbers.becom)

EXTENSIONS

No other values of n < 2100000 - Larry Reeves (larryr(AT)acm.org), Sep 25 2000

#1 by N. J. A. Sloane at Sat Dec 11 03:00:00 EST 1999

NAME

n such that in n and n^3 the parity of digits alternates.

DATA

0, 1, 2, 3, 5, 6, 7, 9, 18, 23, 85, 87, 101, 103, 301, 303, 363, 725

OFFSET

0,3

KEYWORD

nonn,base,more

AUTHOR

Patrick De Geest ([email protected])

STATUS

approved