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A158240 Smallest number made up of n consecutive digits such that every k-digit substring (k <= n) taken from the left is divisible by k (k=1..n). 1
1, 10, 102, 3452, 24365, 123654, 7836542, 38165472, 381654720, 3816547290 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

123654, for instance, is in the sequence because 1|1, 2|12, 3|123, 4|1236, 5|12365, 6|123654.

CROSSREFS

Cf. A158242.

Sequence in context: A062806 A336952 A331475 * A087393 A037596 A037687

Adjacent sequences: A158237 A158238 A158239 * A158241 A158242 A158243

KEYWORD

nonn,base,fini,full

AUTHOR

Lekraj Beedassy, Mar 14 2009

EXTENSIONS

a(4), a(5), a(7), a(9) corrected by Ray Chandler, Mar 21 2009

STATUS

approved

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Last modified February 5 11:26 EST 2023. Contains 360084 sequences. (Running on oeis4.)