Top line of 3-wave sequence A038196, also bisection of A006356.
A038213
Top line of 3-wave sequence A038196, also bisection of A006356.
Terms
- a(0) =1a(1) =3a(2) =14a(3) =70a(4) =353a(5) =1782a(6) =8997a(7) =45425a(8) =229347a(9) =1157954a(10) =5846414a(11) =29518061a(12) =149034250a(13) =752461609a(14) =3799116465a(15) =19181424995a(16) =96845429254a(17) =488964567014
External references
- oeis: A038213