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A069523 Smallest multiple of n with digit sum = 4, or 0 if no such number exists, e.g. a(3k)= 0. 7
4, 4, 0, 4, 40, 0, 112, 40, 0, 40, 22, 0, 13, 112, 0, 112, 1003, 0, 1102, 40, 0, 22, 1012, 0, 400, 130, 0, 112, 1102, 0, 31, 1120, 0, 10030, 1120, 0, 0, 1102, 0, 40, 0, 0, 301, 220, 0, 1012, 300001, 0, 120001, 400, 0, 1300, 1001011, 0, 220, 112, 0, 1102, 1003, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(3k)=a(37k)=a(41k)=0. - Ray Chandler, Jul 30 2003

LINKS

Table of n, a(n) for n=1..60.

FORMULA

a(n) = n*A088393(n). - R. J. Mathar, Aug 06 2019

CROSSREFS

Cf. A052218, A069521, A069522.

Sequence in context: A236929 A028642 A159796 * A021231 A246811 A197140

Adjacent sequences:  A069520 A069521 A069522 * A069524 A069525 A069526

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Apr 01 2002

EXTENSIONS

More terms from Ray Chandler, Jul 30 2003

STATUS

approved

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Last modified September 20 03:55 EDT 2019. Contains 327212 sequences. (Running on oeis4.)