a(n) = (F(8n+7)-1)/3, where F=A000045 (the Fibonacci sequence).
A049656
a(n) = (F(8n+7)-1)/3, where F=A000045 (the Fibonacci sequence).
Terms
- a(0) =4a(1) =203a(2) =9552a(3) =448756a(4) =21081995a(5) =990405024a(6) =46527954148
External references
- oeis: A049656