a(n) = a(n-1) * (11*a(n-1) - 16*a(n-2)) / (a(n-1) + 10*a(n-2)) with a(1) = 1, a(2) = 2.
A247518
a(n) = a(n-1) * (11*a(n-1) - 16*a(n-2)) / (a(n-1) + 10*a(n-2)) with a(1) = 1, a(2) = 2.
Terms
- a(0) =1a(1) =2a(2) =1a(3) =-1a(4) =3a(5) =-21a(6) =651a(7) =11067a(8) =70091a(9) =230299a(10) =349163a(11) =20539a(12) =-31349a(13) =121307a(14) =-1158869a(15) =314053499a(16) =3606200523a(17) =18517231899a(18) =49530502251a(19) =52454812347a(20) =-20635376629a(21) =43663915099a(22) =-217519736917
External references
- oeis: A247518