The On-Line Encyclopedia of Integer Sequences (OEIS)

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Number of strings of n distinct digits from 0-9 that are the last n digits of a square in base 7.
(history; published version)

#5 by Russ Cox at Fri Mar 30 18:35:34 EDT 2012

AUTHOR

_David W. Wilson (davidwwilson(AT)comcast.net)_

Discussion

Fri Mar 30

18:35

OEIS Server: https://oeis.org/edit/global/202

#4 by N. J. A. Sloane at Sat Sep 13 03:00:00 EDT 2003

KEYWORD

nonn,base,fini,full,new

AUTHOR

David W. Wilson (davidwwilson(AT)attbicomcast.comnet)

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

KEYWORD

nonn,base,fini,full,new

AUTHOR

dww

David W. Wilson (davidwwilson(AT)attbi.com)

#2 by N. J. A. Sloane at Mon May 08 03:00:00 EDT 2000

KEYWORD

nonn,base,fini,full,new

AUTHOR

David W. Wilson (wilson@cabletron.com)

dww

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

NAME

Number of strings of n distinct digits from 0-9 that are the last n digits of a square in base 7.

DATA

4, 18, 90, 360, 1080, 2160, 2160

OFFSET

1,1

KEYWORD

nonn,base,fini,full

AUTHOR

David W. Wilson (wilson@cabletron.com)

STATUS

approved