A088869 Numbers n which are divisors of the number produced by concatenating (n-1), (n-2), ... (n-5) in that order.

5, 15, 197, 591, 599, 985, 23363, 70089, 182415, 32533013, 97599039, 200814277564911, 334690462608185, 100208875079675883, 119690233947031245, 120541110603088381, 152213696825889183, 167014791799459805

Offset

1,1

Links

Table of n, a(n) for n=1..18.

Example

a(2)=15 because 15 is a factor of 1413121110.

Crossrefs

Cf. A069860, A088797, A088798, A088799, A088800, A088868, A088870, A088871, A088872.

Sequence in context: A261843 A120602 A004130 * A134715 A053918 A053926

Adjacent sequences: A088866 A088867 A088868 * A088870 A088871 A088872

Keyword

base,nonn

Author

Chuck Seggelin (barkeep(AT)plastereddragon.com), Oct 20 2003

Extensions

More terms from David Wasserman, Aug 26 2005

Status

approved