Partial sums of the Lucas numbers of the form L(3n+2) (A163063).

A307268

Partial sums of the Lucas numbers of the form L(3n+2) (A163063).

Terms

    a(0) =3a(1) =14a(2) =61a(3) =260a(4) =1103a(5) =4674a(6) =19801a(7) =83880a(8) =355323a(9) =1505174a(10) =6376021a(11) =27009260a(12) =114413063a(13) =484661514a(14) =2053059121a(15) =8696898000a(16) =36840651123a(17) =156059502494a(18) =661078661101

External references