A080454 Smallest multiple of n beginning with the backward concatenation of numbers from (n-1) to 1.

0, 10, 21, 3212, 43210, 543210, 6543215, 76543216, 87654321, 9876543210, 109876543216, 11109876543216, 1211109876543216, 131211109876543214, 14131211109876543210, 1514131211109876543216, 1615141312111098765432108

Offset

1,2

Links

Table of n, a(n) for n=1..17.

Crossrefs

Sequence in context: A039821 A109326 A369120 * A226789 A110367 A104865

Adjacent sequences: A080451 A080452 A080453 * A080455 A080456 A080457

Keyword

base,nonn

Author

Amarnath Murthy, Feb 23 2003

Extensions

Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Jul 04 2003

Status

approved