Triangle T(n,k), 0<=k<=n, read by rows given by :[ -1,1,1,1,1,1,1,...] DELTA [1,0,0,0,0,0,0,0,...] where DELTA is the operator defined in A084938.
A127543
Triangle T(n,k), 0<=k<=n, read by rows given by :[ -1,1,1,1,1,1,1,...] DELTA [1,0,0,0,0,0,0,0,...] where DELTA is the operator defined in A084938.
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =0a(4) =-1a(5) =1a(6) =-1a(7) =1a(8) =-1a(9) =1a(10) =-2a(11) =0a(12) =2a(13) =-1a(14) =1a(15) =-6a(16) =2a(17) =1a(18) =3a(19) =-1a(20) =1a(21) =-18a(22) =5a(23) =7a(24) =2a(25) =4a(26) =-1a(27) =1a(28) =-57a(29) =17
External references
- oeis: A127543