a(n) = 6*a(n-1)-8*a(n-2) for n > 4; a(0)=603, a(1)=4731, a(2)=58834, a(3)=254204, a(4)=1032696.

A177685

a(n) = 6*a(n-1)-8*a(n-2) for n > 4; a(0)=603, a(1)=4731, a(2)=58834, a(3)=254204, a(4)=1032696.

Terms

    a(0) =603a(1) =4731a(2) =58834a(3) =254204a(4) =1032696a(5) =4162544a(6) =16713696a(7) =66981824a(8) =268181376a(9) =1073233664a(10) =4293950976a(11) =17177836544a(12) =68715411456a(13) =274869776384

External references