Triangle T(n,k), read by rows, given by (1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ...) DELTA (0, 0, 1, 1, 2, 2, 3, 3, 4, 4, ...) where DELTA is the operator defined in A084938.
A202992
Triangle T(n,k), read by rows, given by (1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ...) DELTA (0, 0, 1, 1, 2, 2, 3, 3, 4, 4, ...) where DELTA is the operator defined in A084938.
Terms
- a(0) =1a(1) =1a(2) =0a(3) =2a(4) =0a(5) =0a(6) =5a(7) =1a(8) =0a(9) =0a(10) =14a(11) =8a(12) =2a(13) =0a(14) =0a(15) =42a(16) =46a(17) =26a(18) =6a(19) =0a(20) =0a(21) =132a(22) =232a(23) =220a(24) =112a(25) =24a(26) =0a(27) =0a(28) =429a(29) =1093
External references
- oeis: A202992