Main diagonal of symmetric square table A084867, in which the antidiagonal sums (A006012) form the first row shifted left.
A084868
Main diagonal of symmetric square table A084867, in which the antidiagonal sums (A006012) form the first row shifted left.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =36a(4) =168a(5) =796a(6) =3800a(7) =18216a(8) =87536a(9) =421292a(10) =2029592a(11) =9784088a(12) =47187536a(13) =227651352a(14) =1098523504a(15) =5301727824a(16) =25590307552a(17) =123529362124a(18) =596337248024
External references
- oeis: A084868