a(n) = b(n) + d(n), where b(n) = (n-th Lucas number > 3) and d(n) = (n-th number that is 1 or 2 or is not a Fibonacci number).

A023498

a(n) = b(n) + d(n), where b(n) = (n-th Lucas number > 3) and d(n) = (n-th number that is 1 or 2 or is not a Fibonacci number).

Terms

    a(0) =5a(1) =9a(2) =15a(3) =24a(4) =36a(5) =56a(6) =86a(7) =134a(8) =211a(9) =336a(10) =536a(11) =859a(12) =1381a(13) =2225a(14) =3590a(15) =5798a(16) =9371a(17) =15150a(18) =24500a(19) =39628a(20) =64105a(21) =103709a(22) =167789a(23) =271472a(24) =439234a(25) =710678a(26) =1149883a(27) =1860531a(28) =3010384a(29) =4870883

External references