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A116240 n times n+9 gives the concatenation of two numbers m and m-8. 4
93, 454, 538, 993, 7664, 9993, 72720, 99993, 356428, 643564, 999993, 9090909, 9999993, 35294117, 64705875, 99999993, 335664328, 664335664, 684210519, 818181818, 838056673, 846153846, 866028701, 980125138, 999999993 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..25.

CROSSREFS

Cf. A116109, A116231, A116239, A116245.

Sequence in context: A045265 A237604 A045235 * A193248 A146090 A160174

Adjacent sequences:  A116237 A116238 A116239 * A116241 A116242 A116243

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified May 19 14:36 EDT 2019. Contains 323395 sequences. (Running on oeis4.)