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 A230101 a(n) = product of n and all its nonzero digits. 4
 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 10, 11, 24, 39, 56, 75, 96, 119, 144, 171, 40, 42, 88, 138, 192, 250, 312, 378, 448, 522, 90, 93, 192, 297, 408, 525, 648, 777, 912, 1053, 160, 164, 336, 516, 704, 900, 1104, 1316, 1536, 1764, 250, 255, 520, 795, 1080, 1375, 1680, 1995, 2320, 2655, 360, 366, 744, 1134, 1536, 1950 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Harvey P. Dale, Table of n, a(n) for n = 0..1000 FORMULA a(n) = n*A051801. EXAMPLE a(15) = 15*1*5=75 MAPLE with transforms; [seq(n*digprod0(n), n=0..200)]; MATHEMATICA Table[n*Times@@Select[IntegerDigits[n], #!=0&], {n, 0, 70}] (* Harvey P. Dale, May 26 2018 *) CROSSREFS Cf. A007954, A051801, A098736. Sequence in context: A098733 A068522 A048385 * A057147 A213630 A061205 Adjacent sequences:  A230098 A230099 A230100 * A230102 A230103 A230104 KEYWORD base,easy,nonn AUTHOR N. J. A. Sloane, Oct 12 2013 STATUS approved

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Last modified August 8 19:29 EDT 2020. Contains 336298 sequences. (Running on oeis4.)