Product L(n)*S(n), where L(n) are Lucas numbers and S(n) are Lucas 3-step numbers = A000032(n) * A001644(n).

A073446

Product L(n)*S(n), where L(n) are Lucas numbers and S(n) are Lucas 3-step numbers = A000032(n) * A001644(n).

Terms

    a(0) =6a(1) =1a(2) =9a(3) =28a(4) =77a(5) =231a(6) =702a(7) =2059a(8) =6157a(9) =18316a(10) =54489a(11) =162185a(12) =482678a(13) =1436397a(14) =4274853a(15) =12722028a(16) =37861085a(17) =112675763a(18) =335326230a(19) =997940307a(20) =2969899037a(21) =8838503884a(22) =26303639349a(23) =78280380217a(24) =232964641030a(25) =693309407681

External references