The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A043257 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A043257

Numbers k such that 6 and 9 occur juxtaposed in the base-10 representation of k but not of k-1.
(history; published version)

#8 by Alois P. Heinz at Tue Aug 24 06:31:07 EDT 2021

STATUS

proposed

approved

#7 by Jon E. Schoenfield at Mon Aug 23 22:03:55 EDT 2021

STATUS

editing

proposed

#6 by Jon E. Schoenfield at Mon Aug 23 22:03:53 EDT 2021

NAME

Numbers n k such that 6 and 9 occur juxtaposed in the base -10 representation of n k but not of nk-1.

STATUS

approved

editing

#5 by Russ Cox at Fri Mar 30 18:56:34 EDT 2012

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

Clark Kimberling

Discussion

Fri Mar 30

18:56

OEIS Server: https://oeis.org/edit/global/285

#4 by N. J. A. Sloane at Fri May 11 03:00:00 EDT 2007

NAME

Numbers n such that 6 and 9 occur juxtaposed in the base 10 representation of n but not of n-1.

KEYWORD

nonn,base,new

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

KEYWORD

nonn,base,new

AUTHOR

Clark Kimberling, (ck6(AT)evansville.edu)

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

NAME

6 and 9 occur juxtaposed in the base 10 representation of n, but not of n-1.

KEYWORD

nonn,base,new

AUTHOR

Clark Kimberling, ck6@cedar.(AT)evansville.edu

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

NAME

6 and 9 occur juxtaposed in the base 10 representation of n, but not of n-1.

DATA

69, 96, 169, 196, 269, 296, 369, 396, 469, 496, 569, 596, 669, 690, 769, 796, 869, 896, 960, 996, 1069, 1096, 1169, 1196, 1269, 1296, 1369, 1396, 1469, 1496, 1569, 1596, 1669, 1690, 1769, 1796, 1869, 1896, 1960, 1996, 2069

OFFSET

1,1

KEYWORD

nonn,base

AUTHOR

Clark Kimberling, ck6@cedar.evansville.edu

STATUS

approved