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 A094299 a(0) = 1; for n>0, if gcd(a(n-1),n) = 1 then a(n) = n*a(n-1) else a(n) = least integer multiple of a(n-1)/n. 2
 1, 1, 2, 6, 3, 15, 5, 35, 280, 2520, 252, 2772, 231, 3003, 429, 143, 2288, 38896, 19448, 369512, 92378, 1939938, 88179, 2028117, 676039, 16900975, 1300075, 35102025, 5014575, 145422675, 9694845, 300540195, 9617286240, 3205762080, 94287120 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS EXAMPLE a(5) = 15 hence a(6) = least integer multiple of 15/6 = 5. PROG (PARI) a=1; for(n=2, 35, print1(a, ", "); d=gcd(a, n); a=if(d==1, a*n, a/d)) CROSSREFS Cf. A055773. Sequence in context: A111866 A251753 A072155 * A304537 A121566 A056839 Adjacent sequences:  A094296 A094297 A094298 * A094300 A094301 A094302 KEYWORD nonn,easy AUTHOR Amarnath Murthy, Apr 29 2004 EXTENSIONS Terms a(14) to a(34) and PARI code from Klaus Brockhaus, Apr 29 2004 Extended to include a(0) by N. J. A. Sloane, Dec 23 2007 STATUS approved

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Last modified January 16 06:59 EST 2019. Contains 319188 sequences. (Running on oeis4.)