Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = n! * Sum_{j=0..floor(n/2)} (-k/2)^j * binomial(n-j,j)/(n-j)!.
A362277
Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = n! * Sum_{j=0..floor(n/2)} (-k/2)^j * binomial(n-j,j)/(n-j)!.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =0a(9) =1a(10) =1a(11) =1a(12) =-1a(13) =-2a(14) =1a(15) =1a(16) =1a(17) =-2a(18) =-5a(19) =-2a(20) =1a(21) =1a(22) =1a(23) =-3a(24) =-8a(25) =1a(26) =6a(27) =1a(28) =1a(29) =1
External references
- oeis: A362277