a(n) = 12*a(n-1) - 28*a(n-2) for n > 1, with a(0)=1, a(1)=12.

A154346

a(n) = 12*a(n-1) - 28*a(n-2) for n > 1, with a(0)=1, a(1)=12.

Terms

    a(0) =1a(1) =12a(2) =116a(3) =1056a(4) =9424a(5) =83520a(6) =738368a(7) =6521856a(8) =57587968a(9) =508443648a(10) =4488860672a(11) =39629905920a(12) =349870772224

External references