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A116154 Numbers k such that k concatenated with itself gives the product of two numbers which differ by 1. 4
132, 406, 510, 852, 7930, 66942, 113322, 440056, 5289256, 58477510, 111333222, 164378892, 183673470, 200444410, 206611570, 224376732, 277008310, 297520662, 305024040, 326530612, 353505556, 444000556, 479289942 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..23.

CROSSREFS

Cf. A116141, A116136, A116163, A116285.

Sequence in context: A116869 A035141 A205222 * A305067 A278128 A064059

Adjacent sequences:  A116151 A116152 A116153 * A116155 A116156 A116157

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified October 1 09:13 EDT 2022. Contains 357140 sequences. (Running on oeis4.)