a(0) = 4; a(n) = Pell(4*n)/Pell(n) for n > 0.
A383740
a(0) = 4; a(n) = Pell(4*n)/Pell(n) for n > 0.
Terms
- a(0) =4a(1) =12a(2) =204a(3) =2772a(4) =39236a(5) =551532a(6) =7761996a(7) =109216308a(8) =1536797956a(9) =21624369228a(10) =304278011724
External references
- oeis: A383740