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 A063114 n + product of nonzero digits of n. 22
 2, 4, 6, 8, 10, 12, 14, 16, 18, 11, 12, 14, 16, 18, 20, 22, 24, 26, 28, 22, 23, 26, 29, 32, 35, 38, 41, 44, 47, 33, 34, 38, 42, 46, 50, 54, 58, 62, 66, 44, 45, 50, 55, 60, 65, 70, 75, 80, 85, 55, 56, 62, 68, 74, 80, 86, 92, 98, 104, 66, 67, 74, 81, 88, 95, 102, 109, 116 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Harry J. Smith, Table of n, a(n) for n = 1..1000 P. A. Loomis, An Interesting Family of Iterated Sequences P. A. Loomis, An Introduction to Digit Product Sequences, J. Rec. Math., 32 (2003-2004), 147-151. P. A. Loomis, An Introduction to Digit Product Sequences, J. Rec. Math., 32 (2003-2004), 147-151. [Annotated archived copy] FORMULA a(n) = n + A051801(n). - Reinhard Zumkeller, Jan 15 2012 EXAMPLE a(59) = 59 + 5*9 = 104. a(66) = 66 + 6*6 = 102. MATHEMATICA Table[i+Times@@(IntegerDigits[i]/. 0->1), {i, 70}] PROG (ARIBAS): var stk: stack; end; for n := 1 to 80 do s := itoa(n); for j := 0 to length(s) -1 do k := atoi(s[j..j]); if k > 0 then stack_push(stk, k); end; end; write(n + product(stack2array(stk)), " "); end; (PARI) ProdNzD(x)= local(d, p); p=1; while (x>9, d=x-10*(x\10); if (d, p*=d); x\=10); return(p*x) } { for (n=1, 1000, write("b063114.txt", n, " ", n + ProdNzD(n)) ) \\ Harry J. Smith, Aug 19 2009 (Haskell) a063114 n = n + a051801 n -- Reinhard Zumkeller, Jan 15 2012 CROSSREFS Cf. A063108, A063112, A063113, A063543. Sequence in context: A098727 A182324 A095815 * A064806 A062028 A262223 Adjacent sequences: A063111 A063112 A063113 * A063115 A063116 A063117 KEYWORD nonn,easy,base,look AUTHOR N. J. A. Sloane, Aug 08 2001 EXTENSIONS More terms from Robert G. Wilson v and Klaus Brockhaus, Aug 09 2001 STATUS approved

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Last modified November 30 05:38 EST 2022. Contains 358431 sequences. (Running on oeis4.)