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A116862 Row sums of triangle A116868 (called Y(1,3)). 1

%I

%S 1,7,55,472,4300,40861,400567,4021720,41147398,427470430,4497253054,

%T 47817544348,513029453530,5547155801065,60385754935495,

%U 661267785740080,7279524885630310,80512572260496610,894231158402339410

%N Row sums of triangle A116868 (called Y(1,3)).

%F a(n)=sum(A116868(n,m),m=1..n+1), n>=0.

%K nonn,easy

%O 0,2

%A _Wolfdieter Lang_, Mar 24 2006

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Last modified September 24 14:46 EDT 2020. Contains 337321 sequences. (Running on oeis4.)