a(n) = 6*a(n-1) + a(n-2) for n > 1, with a(0) = a(1) = 1.
A015451
a(n) = 6*a(n-1) + a(n-2) for n > 1, with a(0) = a(1) = 1.
Terms
- a(0) =1a(1) =1a(2) =7a(3) =43a(4) =265a(5) =1633a(6) =10063a(7) =62011a(8) =382129a(9) =2354785a(10) =14510839a(11) =89419819a(12) =551029753a(13) =3395598337a(14) =20924619775a(15) =128943316987a(16) =794584521697
External references
- oeis: A015451