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A116234 n times n+3 gives the concatenation of two numbers m and m-8. 5
75, 3940697271069731588503127963131864400305034239, 4151390954867901940837042502762708788079731026, 4640791465716781132715600310864305127175798261 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..4.

EXAMPLE

75 * 78 = 58//50, where // denotes concatenation.

CROSSREFS

Cf. A116103, A116233, A116235, A116241.

Sequence in context: A003745 A301468 A068942 * A065669 A126766 A088215

Adjacent sequences:  A116231 A116232 A116233 * A116235 A116236 A116237

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified October 15 16:48 EDT 2021. Contains 348033 sequences. (Running on oeis4.)