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A116355 n times n+9 gives the concatenation of two numbers m and m+9. 3
44, 48, 32182682, 32523192, 67476800, 67817310, 35810391829060641485878662, 41417330943216586236893607, 58582669056783413763106385, 64189608170939358514121330, 87098712900990098712901285 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
67817310 * 67817319 = 45991881//45991890, where // denotes concatenation.
CROSSREFS
Sequence in context: A342187 A365870 A088066 * A071318 A085651 A066124
KEYWORD
nonn,base
AUTHOR
Giovanni Resta, Feb 06 2006
STATUS
approved

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Last modified May 27 11:38 EDT 2024. Contains 372858 sequences. (Running on oeis4.)