a(n) = floor((1 + sqrt(2))^3*a(n-1)) for n>0, a(0) = 1.
A278476
a(n) = floor((1 + sqrt(2))^3*a(n-1)) for n>0, a(0) = 1.
Terms
- a(0) =1a(1) =14a(2) =196a(3) =2757a(4) =38793a(5) =545858a(6) =7680804a(7) =108077113a(8) =1520760385a(9) =21398722502a(10) =301102875412
External references
- oeis: A278476