a(n) = (3*12^n - 8^n)/2.
A165152
a(n) = (3*12^n - 8^n)/2.
Terms
- a(0) =1a(1) =14a(2) =184a(3) =2336a(4) =29056a(5) =356864a(6) =4347904a(7) =52699136a(8) =636583936a(9) =7672561664a(10) =92339175424
External references
- oeis: A165152
A165152
a(n) = (3*12^n - 8^n)/2.