Triangle T(n,k), 0<=k<=n, read by rows; given by [0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, ...] DELTA [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ...] where DELTA is the operator defined in A084938.
A094456
Triangle T(n,k), 0<=k<=n, read by rows; given by [0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, ...] DELTA [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ...] where DELTA is the operator defined in A084938.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =2a(6) =0a(7) =1a(8) =5a(9) =5a(10) =0a(11) =1a(12) =10a(13) =22a(14) =14a(15) =0a(16) =1a(17) =19a(18) =70a(19) =93a(20) =42a(21) =0a(22) =1a(23) =36a(24) =201a(25) =421a(26) =386a(27) =132a(28) =0a(29) =1
External references
- oeis: A094456