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 A140061 Triangle of quotients. 3
 1, 3, 2, 5, 4, 3, 9, 8, 6, 4, 11, 10, 9, 8, 5, 17, 16, 15, 12, 10, 6, 21, 20, 18, 16, 15, 12, 7, 29, 28, 27, 24, 20, 18, 14, 8, 33, 32, 30, 28, 25, 24, 21, 16, 9, 41, 40, 39, 36, 35, 30, 28, 24, 18, 10, 47, 46, 45, 44, 40, 36, 35, 32, 27, 20, 11, 57, 56, 54, 52, 50, 48, 42, 40, 36 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Column 1 is essentially A007952. - Clark Kimberling, Aug 27 2008 LINKS FORMULA The triangular subarray of A140060 consisting of rows whose terms are distinct. If n is the first term in a row (i.e., if n is a term of A082447), then Q(n,1)=n, Q(n,k)=k*Floor(Q(n,k-1)/k). EXAMPLE First 6 rows: 1 3 2 5 4 3 9 8 6 4 11 10 9 8 5 17 16 15 12 10 6 MATHEMATICA Flatten@Table[Reverse@FoldList[#2*Floor[#1/#2+1]&, i, Reverse@Range[i-1]], {i, 10}] (* Birkas Gyorgy, Feb 26 2011 *) CROSSREFS Cf. A140060. Cf. A007952. Sequence in context: A239680 A128076 A076243 * A292776 A061313 A259846 Adjacent sequences:  A140058 A140059 A140060 * A140062 A140063 A140064 KEYWORD nonn,tabf AUTHOR Clark Kimberling, May 03 2008 STATUS approved

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Last modified April 23 06:38 EDT 2021. Contains 343201 sequences. (Running on oeis4.)