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Revision History for A066217 (Underlined text is an addition; strikethrough text is a deletion.)

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A066217 Numbers not ending in 0 which are the product of two substrings of themselves. The substrings may be equal, but each must be greater than 1.
(history; published version)
#5 by Russ Cox at Sat Mar 31 10:26:36 EDT 2012
AUTHOR

_Erich Friedman (efriedma(AT)stetson.edu), _, Dec 17 2001

Discussion
Sat Mar 31 10:26
OEIS Server: https://oeis.org/edit/global/502
#4 by Russ Cox at Fri Mar 30 18:39:34 EDT 2012
EXTENSIONS

More terms from _Sean A. Irvine (sairvin(AT)xtra.co.nz), _, May 20 2010

Discussion
Fri Mar 30 18:39
OEIS Server: https://oeis.org/edit/global/220
#3 by N. J. A. Sloane at Tue Jun 01 03:00:00 EDT 2010
DATA

25, 36, 125, 375, 625, 3125, 5775, 5776, 15625, 27375, 51375, 59264, 116955, 137048, 141376, 228177, 230775, 237632, 365625, 387516, 390625, 495248, 658125, 1662656, 2387616, 2727375, 3515625, 3761368, 4265625, 4865625, 5559375, 6696216

KEYWORD

base,more,nonn,new

EXTENSIONS

More terms from Sean A. Irvine (sairvin(AT)xtra.co.nz), May 20 2010

#2 by N. J. A. Sloane at Fri Jan 09 03:00:00 EST 2009
OFFSET

01,1

KEYWORD

base,more,nonn,new

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

Numbers not ending in 0 which are the product of two substrings of themselves. The substrings may be equal, but each must be greater than 1.

DATA

25, 36, 125, 375, 625, 3125, 5775, 5776, 15625, 27375, 51375, 59264

OFFSET

0,1

EXAMPLE

5775 is in the list since 5775 = 77 * 75

KEYWORD

base,more,nonn

AUTHOR

Erich Friedman (efriedma(AT)stetson.edu), Dec 17 2001

STATUS

approved

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Last modified August 29 18:55 EDT 2024. Contains 375518 sequences. (Running on oeis4.)