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A116203 Numbers n such that n concatenated with n+6 gives the product of two numbers which differ by 9. 4
24, 26, 1014, 1196, 4280, 4646, 10512559797957763880, 22117246687805424846, 24058546574769555806, 25959521962351403984, 28059292876752476030, 45666404019969616806, 51120259070514684854, 56575813788698035286 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

4646//4652 = 6812 * 6821, where // denotes concatenation.

CROSSREFS

Cf. A116197, A116202, A116211, A116334.

Sequence in context: A058627 A286130 A279427 * A071833 A064159 A141632

Adjacent sequences:  A116200 A116201 A116202 * A116204 A116205 A116206

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified September 18 18:29 EDT 2019. Contains 327180 sequences. (Running on oeis4.)