a(n) = Sum_{1<=i<j<k<=n} F(i)*F(j)*F(k), where F(m) is the m-th Fibonacci number.
A213787
a(n) = Sum_{1<=i<j<k<=n} F(i)*F(j)*F(k), where F(m) is the m-th Fibonacci number.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =2a(4) =17a(5) =102a(6) =518a(7) =2442a(8) =11010a(9) =48444a(10) =209979a(11) =902132a(12) =3854708a(13) =16416204a(14) =69769244a(15) =296148174a(16) =1256077725a(17) =5324954250a(18) =22567665834a(19) =95626443110a(20) =405154147310
External references
- oeis: A213787