a(n) = 12*a(n-1) - a(n-2), with a(0) = 2 and a(1) = 12.
A087800
a(n) = 12*a(n-1) - a(n-2), with a(0) = 2 and a(1) = 12.
Terms
- a(0) =2a(1) =12a(2) =142a(3) =1692a(4) =20162a(5) =240252a(6) =2862862a(7) =34114092a(8) =406506242a(9) =4843960812a(10) =57721023502a(11) =687808321212
External references
- oeis: A087800