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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; internal format)
OFFSET

1,1

EXAMPLE

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

CROSSREFS

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

Sequence in context: A197193 A004378 A049658 * A180837 A107787 A099638

Adjacent sequences:  A116316 A116317 A116318 * A116320 A116321 A116322

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.