a(n) = 6*a(n-1)-a(n-2) for n > 2; a(1)=37, a(2)=205.
A156569
a(n) = 6*a(n-1)-a(n-2) for n > 2; a(1)=37, a(2)=205.
Terms
- a(0) =37a(1) =205a(2) =1193a(3) =6953a(4) =40525a(5) =236197a(6) =1376657a(7) =8023745a(8) =46765813a(9) =272571133a(10) =1588660985a(11) =9259394777a(12) =53967707677a(13) =314546851285
External references
- oeis: A156569