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 A062045 Positive numbers whose product of digits is 12 times their sum. 10
 666, 1479, 1497, 1568, 1586, 1658, 1685, 1749, 1794, 1856, 1865, 1947, 1974, 2349, 2394, 2439, 2446, 2464, 2493, 2644, 2934, 2943, 3249, 3294, 3345, 3354, 3429, 3435, 3453, 3492, 3534, 3543, 3924, 3942, 4179, 4197, 4239, 4246, 4264, 4293, 4329, 4335, 4353, 4392 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Harry J. Smith, Table of n, a(n) for n = 1..500 EXAMPLE 2349 belongs to the sequence as (2*3*4*9)/(2+3+4+9) = 216/18 = 12. MATHEMATICA okQ[n_]:=Module[{idn=IntegerDigits[n]}, Times@@idn/Total[idn]==12] Select[Range[10000], okQ] (* Harvey P. Dale, Nov 25 2010 *) PROG (PARI) isok(n) = my(d=digits(n)); vecprod(d)==12*vecsum(d) \\ Mohammed Yaseen, Sep 12 2022 (Python) from math import prod def ok(n): d = list(map(int, str(n))); return prod(d) == 12*sum(d) print([k for k in range(1, 4400) if ok(k)]) # Michael S. Branicky, Sep 12 2022 CROSSREFS Subsequence of A061013 and hence A038367 and A052382. Cf. A011540, A034710, A062034, A062035, A062036, A062382, A062037, A062384, A062040, A062041, A062043. Sequence in context: A093733 A133562 A202445 * A043515 A051003 A183655 Adjacent sequences: A062042 A062043 A062044 * A062046 A062047 A062048 KEYWORD nonn,base,easy AUTHOR Amarnath Murthy, Jun 28 2001 EXTENSIONS Corrected and extended by Larry Reeves (larryr(AT)acm.org), Jul 06 2001 More terms from Harvey P. Dale, Nov 25 2010 Offset corrected by Mohammed Yaseen, Sep 12 2022 STATUS approved

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Last modified May 31 14:27 EDT 2023. Contains 363066 sequences. (Running on oeis4.)