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A116254 n times n+4 gives the concatenation of two numbers m and m-5. 5
89, 9077, 9899, 733672, 998999, 88225293, 99989999, 8900869206, 9296908810, 9604060395, 9999899999, 326666333265, 673333666732, 700730927006, 972603739725, 999998999999, 34519562953735, 39737862788836 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A116123, A116248, A116253, A116255, A116260.

Sequence in context: A100419 A020472 A093948 * A086695 A056568 A174758

Adjacent sequences:  A116251 A116252 A116253 * A116255 A116256 A116257

KEYWORD

nonn,base

AUTHOR

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

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Last modified February 17 09:09 EST 2012. Contains 206002 sequences.