Antidiagonal sums of triangular array T: T(j,1) = 1 for ((j-1) mod 8) < 4, else 0; T(j,k) = T(j-1,k-1) + T(j,k-1) for 2 <= k <= j.
A131077
Antidiagonal sums of triangular array T: T(j,1) = 1 for ((j-1) mod 8) < 4, else 0; T(j,k) = T(j-1,k-1) + T(j,k-1) for 2 <= k <= j.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =3a(4) =6a(5) =5a(6) =11a(7) =8a(8) =20a(9) =14a(10) =35a(11) =24a(12) =59a(13) =41a(14) =100a(15) =77a(16) =178a(17) =162a(18) =341a(19) =364a(20) =705a(21) =837a(22) =1542a(23) =1915a(24) =3458a(25) =4282a(26) =7741a(27) =9280a(28) =17021a(29) =19461
External references
- oeis: A131077