a(n) = F(8*n+4)/3, where F=A000045 (the Fibonacci sequence).
A049678
a(n) = F(8*n+4)/3, where F=A000045 (the Fibonacci sequence).
Terms
- a(0) =1a(1) =48a(2) =2255a(3) =105937a(4) =4976784a(5) =233802911a(6) =10983760033a(7) =516002918640
External references
- oeis: A049678