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A069526 Smallest multiple of n with digit sum = 7, or 0 if no such number exists, e.g. a(3k)= a(11k) = 0. 5
7, 16, 0, 16, 25, 0, 7, 16, 0, 70, 0, 0, 52, 70, 0, 16, 34, 0, 133, 160, 0, 0, 115, 0, 25, 52, 0, 700, 232, 0, 124, 160, 0, 34, 70, 0, 0, 304, 0, 160, 205, 0, 43, 0, 0, 322, 1222, 0, 2401, 250, 0, 52, 106, 0, 0, 7000, 0, 232, 4012, 0, 61, 124, 0, 1024, 520, 0, 11122, 340 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Either no multiples of 37k have digit sum 7 or their first values are > 10000000. - Larry Reeves (larryr(AT)acm.org), Jul 02 2002

LINKS

Table of n, a(n) for n=1..68.

FORMULA

a(n)= n*A088396(n). - R. J. Mathar, Aug 06 2019

CROSSREFS

Cf. A052221, A069521-A069528.

Sequence in context: A007541 A087485 A156377 * A061039 A258771 A063593

Adjacent sequences:  A069523 A069524 A069525 * A069527 A069528 A069529

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Apr 01 2002

EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), Jul 02 2002

STATUS

approved

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Last modified October 13 20:38 EDT 2019. Contains 327981 sequences. (Running on oeis4.)