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 A214075 Triangle read by rows: T(n,k) = floor(A213998(n,k) / A213999(n,k)), 0<=k<=n. 6
 1, 1, 0, 1, 1, 0, 1, 2, 1, 0, 1, 3, 4, 2, 0, 1, 4, 7, 6, 2, 0, 1, 5, 12, 14, 8, 2, 0, 1, 6, 17, 26, 22, 11, 2, 0, 1, 7, 24, 44, 49, 34, 13, 2, 0, 1, 8, 31, 68, 93, 83, 47, 16, 2, 0, 1, 9, 40, 100, 162, 177, 131, 64, 19, 2, 0, 1, 10, 49, 140, 263, 340, 309 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,8 COMMENTS T(n,0) = 1; T(n,1) = n - 1 for n > 0, cf. A001477; T(n,2) = A074148(n-2) for n > 2; T(n,n-2) = A022819(n) for n > 1; T(n,n-1) = A055980(n) for n > 0; T(n,n) = A000007(n). LINKS Reinhard Zumkeller, Rows n = 0..150 of triangle, flattened EXAMPLE Start of triangle preceded by triangle "A213998/A213999": . 0:                      1                                 1 . 1:                   1   1/2                             1  0 . 2:               1    3/2   1/3                         1  1  0 . 3:            1   5/2    11/6   1/4                    1 2  1  0 . 4:        1   7/2   13/3    25/12   1/5               1 3  4  2 0 . 5:     1   9/2   47/6   77/12   137/60   1/6         1 4  7  6 2 0 . 6:  1  11/2   37/3   57/4   87/10   49/20   1/7,    1 5 12 14 8 2 0. PROG (Haskell) a214075 n k = a214075_tabl !! n !! k a214075_row n = a214075_tabl !! n a214075_tabl = zipWith (zipWith div) a213998_tabl a213999_tabl CROSSREFS Sequence in context: A337161 A246118 A171882 * A322267 A286933 A295860 Adjacent sequences:  A214072 A214073 A214074 * A214076 A214077 A214078 KEYWORD nonn,tabl AUTHOR Reinhard Zumkeller, Jul 03 2012 STATUS approved

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Last modified April 15 05:52 EDT 2021. Contains 342975 sequences. (Running on oeis4.)