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Search: id:A116286
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A116286 Numbers n such that n times n+2 gives the concatenation of a number m with itself. +0
6
9, 99, 427, 572, 726, 845, 999, 7809, 9999, 36364, 63635, 99999, 326733, 673266, 999999, 4545453, 5454546, 9999999, 47058822, 52941177, 99999999, 331983806, 332667333, 384615385, 422892897, 475524476, 524475523, 577107102 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Cf. A116136, A116279, A116285, A116287, A116295.

Sequence in context: A116136 A139280 A116274 this_sequence A100681 A043044 A069000

Adjacent sequences: A116283 A116284 A116285 this_sequence A116287 A116288 A116289

KEYWORD

nonn,base

AUTHOR

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

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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