A069886 Smallest multiple of n starting with 1 with descending digit string (a left substring of 10987654321098...), 0 if no such number exists.

1, 10, 1098, 109876, 10, 1098, 109876543, 1098765432, 1098, 10, 109876543210987654321, 1098765432, 109876, 109876543210, 1098765, 0, 1098765432109876543, 1098, 109876543210987, 0, 10987654321098

Offset

1,2

Links

Table of n, a(n) for n=1..21.

Crossrefs

Cf. A061074.

Sequence in context: A054609 A119045 A339714 * A133383 A268229 A307723

Adjacent sequences: A069883 A069884 A069885 * A069887 A069888 A069889

Keyword

nonn,base

Author

Amarnath Murthy, Apr 30 2002

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), Jul 05 2002

Status

approved