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 A130210 Triangle read by rows: matrix product A051731 * A130209. 1
 1, 1, 2, 1, 0, 2, 1, 2, 0, 3, 1, 0, 0, 0, 2, 1, 2, 2, 0, 0, 4, 1, 0, 0, 0, 0, 0, 2, 1, 2, 0, 3, 0, 0, 0, 4, 1, 0, 2, 0, 0, 0, 0, 0, 3, 1, 2, 0, 0, 2, 0, 0, 0, 0, 4, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 1, 2, 2, 3, 0, 4, 0, 0, 0, 0, 0, 6, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 1, 2 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS FORMULA Inverse Moebius transform of A130209. T(n,n) = A000005(n). EXAMPLE First few rows of the triangle are: 1; 1, 2; 1, 0, 2; 1, 2, 0, 3; 1, 0, 0, 0, 2; 1, 2, 2, 0, 0, 4; 1, 0, 0, 0, 0, 0, 2; ... MAPLE A130210 := proc(n, k)     add( A051731(n, j)*A130209(j, k), j=k..n) ; end proc: seq(seq(A130210(n, k), k=1..n), n=1..15) ;  # R. J. Mathar, Aug 06 2016 CROSSREFS Cf. A000005, A007425 (row sums). Sequence in context: A230025 A330374 A207869 * A236459 A190427 A287108 Adjacent sequences:  A130207 A130208 A130209 * A130211 A130212 A130213 KEYWORD nonn,tabl,easy AUTHOR Gary W. Adamson, May 17 2007 STATUS approved

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Last modified June 18 10:54 EDT 2021. Contains 345098 sequences. (Running on oeis4.)