Triangle read by rows: T(n,k) = 2*(T(n-1,k-1) - T(n-2,k-1) + T(n-1,k)) for 0 < k < n, T(n,0) = T(n,n) = 1.
A100631
Triangle read by rows: T(n,k) = 2*(T(n-1,k-1) - T(n-2,k-1) + T(n-1,k)) for 0 < k < n, T(n,0) = T(n,n) = 1.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =1a(7) =4a(8) =4a(9) =1a(10) =1a(11) =8a(12) =12a(13) =8a(14) =1a(15) =1a(16) =16a(17) =32a(18) =32a(19) =16a(20) =1a(21) =1a(22) =32a(23) =80a(24) =104a(25) =80a(26) =32a(27) =1a(28) =1a(29) =64
External references
- oeis: A100631