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A116233 n times n+2 gives the concatenation of two numbers m and m-8. 5
12, 3656544, 4565635, 5434364, 6343455, 3646962589704198388, 6353037410295801611, 9101508044249652934, 7903999111431765764698711045777, 9722180929613583946516892863959 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

6343455 * 6343457 = 4023943//4023935, where // denotes

concatenation.

CROSSREFS

Cf. A116102, A116226, A116232, A116234, A116247.

Sequence in context: A159951 A283627 A013862 * A145745 A175906 A144546

Adjacent sequences:  A116230 A116231 A116232 * A116234 A116235 A116236

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified October 16 23:30 EDT 2021. Contains 348047 sequences. (Running on oeis4.)