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A116319 n times n+7 gives the concatenation of two numbers m and m+4. 5
77, 4328, 5666, 9365, 41505566065992219342, 44035313091289689595, 46429818586950933764, 48959565612248404017, 51040434387751595977, 53570181413049066230, 55964686908710310399, 58494433934007780652 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..12.

EXAMPLE

9365 * 9372 = 8776//8780, where // denotes concatenation.

CROSSREFS

Cf. A116133, A116311, A116318, A116320, A116326.

Sequence in context: A004378 A049658 A217455 * A217962 A180837 A210811

Adjacent sequences:  A116316 A116317 A116318 * A116320 A116321 A116322

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified September 21 21:32 EDT 2021. Contains 347605 sequences. (Running on oeis4.)