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Row sums of triangle A135966.
1

%I #2 Mar 30 2012 18:37:08

%S 1,2,3,6,13,38,141,672,4081,31544,310171,3879588,61725481,1249215110,

%T 32159093791,1053086855394,43865027507209,2324162212695626,

%U 156642025511922149,13429008862711938180,1464446313265909756141

%N Row sums of triangle A135966.

%F a(n) = Sum_{k=0..n} fibonacci(k(n-k) + 1).

%o (PARI) a(n)=sum(k=0,n,fibonacci(k*(n-k)+1))

%Y Cf. A135966.

%K nonn

%O 0,2

%A _Paul D. Hanna_, Dec 11 2007