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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 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 June 15 22:06 EDT 2021. Contains 345053 sequences. (Running on oeis4.)