The On-Line Encyclopedia of Integer Sequences (OEIS)

A066217 revision #2

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.

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

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

EXAMPLE

5775 is in the list since 5775 = 77 * 75

CROSSREFS

KEYWORD

base,more,nonn,new

AUTHOR

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

STATUS

approved