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A090922 Least multiple of n such that the n-th concatenation is a multiple of n+1. 1

%I #5 Dec 05 2013 19:56:44

%S 2,4,12,20,10,36,56,40,90,20,88,192,182,70,240,64,170,396,380,100,168,

%T 594,552,600,350,208,108,588,870,510,496,800,462,1190,700,144,2146,

%U 152,1560,760,2624,2730,516,1320,180,138,2256,3024,2450,1150,1020,1872,636

%N Least multiple of n such that the n-th concatenation is a multiple of n+1.

%e 24122010 is a multiple of 6.

%K base,nonn

%O 1,1

%A _Amarnath Murthy_, Dec 19 2003

%E More terms from Weston Markham (weston.markham(AT)gmail.com), May 22 2005

%E More terms from _David Wasserman_, Feb 15 2006

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Last modified June 9 19:10 EDT 2023. Contains 363183 sequences. (Running on oeis4.)