a(n)= 4*a(n-1) +18*a(n-2) -48*a(n-3) -60*a(n-4) +80*a(n-5) +56*a(n-6).
A121800
a(n)= 4*a(n-1) +18*a(n-2) -48*a(n-3) -60*a(n-4) +80*a(n-5) +56*a(n-6).
Terms
- a(0) =0a(1) =159a(2) =4694a(3) =36506a(4) =190224a(5) =1152620a(6) =6013304a(7) =33863688a(8) =180138368a(9) =989566320a(10) =5317362784a(11) =28948792992a(12) =156246056704a(13) =847762543808
External references
- oeis: A121800