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 A103439 Sum[i=0..n, Sum[j=0..i, (i-j+1)^j ]]. 3
 0, 1, 3, 7, 16, 39, 105, 315, 1048, 3829, 15207, 65071, 297840, 1449755, 7468541, 40555747, 231335960, 1381989881, 8623700811, 56078446615, 379233142800, 2662013133295, 19362917622001, 145719550012299, 1133023004941272 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS Partial sums of A026898. Antidiagonal sums of array A103438. Row sums of A123490. - Paul Barry, Oct 01 2006 LINKS FORMULA a(n+1) = sum{k=0..n, ((k+2)^(n-k)+k)/(k+1)}; - Paul Barry, Oct 01 2006 G.f.: (G(0)-1)/(1-x) where G(k) =  1 + x*(2*k*x-1)/(2*k*x+x-1 - x*(2*k*x+x-1)^2/(x*(2*k*x+x-1) + (2*k*x+2*x-1)/G(k+1) )); (recursively defined continued fraction). - Sergei N. Gladkovskii, Jan 26 2013 CROSSREFS Sequence in context: A176604 A014140 A271788 * A147321 A103030 A263316 Adjacent sequences:  A103436 A103437 A103438 * A103440 A103441 A103442 KEYWORD nonn AUTHOR Ralf Stephan, Feb 11 2005 STATUS approved

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Last modified October 24 01:20 EDT 2018. Contains 316541 sequences. (Running on oeis4.)