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A062041

Positive numbers whose product of digits is 9 times their sum.

369, 396, 466, 639, 646, 664, 693, 936, 963, 2266, 2338, 2383, 2626, 2662, 2833, 3238, 3283, 3328, 3382, 3823, 3832, 6226, 6262, 6622, 8233, 8323, 8332, 11379, 11397, 11459, 11495, 11549, 11594, 11739, 11793, 11937, 11945, 11954, 11973

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OFFSET

1,1

LINKS

Harry J. Smith, Table of n, a(n) for n = 1..500

EXAMPLE

12339 belongs to the sequence as (1*2*3*3*9)/(1+2+3+3+9) = 162/18 = 9.

PROG

(PARI) isok(n) = my(d=digits(n)); vecprod(d)==9*vecsum(d) \\ Mohammed Yaseen, Sep 11 2022

CROSSREFS

Cf. A011540, A034710, A062034, A062035, A062036, A062382, A062037, A062384, A062040, A062043, A062045.

Sequence in context: A352224 A294597 A294711 * A373764 A205730 A251132

Adjacent sequences: A062038 A062039 A062040 * A062042 A062043 A062044

KEYWORD

nonn,base,easy

AUTHOR

Amarnath Murthy, Jun 28 2001

EXTENSIONS

Corrected and extended by Larry Reeves (larryr(AT)acm.org), Jul 06 2001

Offset corrected by Mohammed Yaseen, Sep 11 2022

STATUS

approved

URL: https://oeis.org/A062041

⇱ A062041 - OEIS