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A090922
Least multiple of n such that the n-th concatenation is a multiple of n+1.
1
2, 4, 12, 20, 10, 36, 56, 40, 90, 20, 88, 192, 182, 70, 240, 64, 170, 396, 380, 100, 168, 594, 552, 600, 350, 208, 108, 588, 870, 510, 496, 800, 462, 1190, 700, 144, 2146, 152, 1560, 760, 2624, 2730, 516, 1320, 180, 138, 2256, 3024, 2450, 1150, 1020, 1872, 636
OFFSET
1,1
EXAMPLE
24122010 is a multiple of 6.
CROSSREFS
Sequence in context: A024872 A129021 A290440 * A056228 A166869 A168380
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Dec 19 2003
EXTENSIONS
More terms from Weston Markham (weston.markham(AT)gmail.com), May 22 2005
More terms from David Wasserman, Feb 15 2006
STATUS
approved