Triangle T(n,m,p,q) = (p^(n-k)*q^k + p^k*q^(n-k))*(StirlingS2(n, k) + StirlingS2(n, n-k)) with p=2 and q=1, read by rows.

A154915

Triangle T(n,m,p,q) = (p^(n-k)*q^k + p^k*q^(n-k))*(StirlingS2(n, k) + StirlingS2(n, n-k)) with p=2 and q=1, read by rows.

Terms

    a(0) =4a(1) =3a(2) =3a(3) =5a(4) =8a(5) =5a(6) =9a(7) =24a(8) =24a(9) =9a(10) =17a(11) =70a(12) =112a(13) =70a(14) =17a(15) =33a(16) =198a(17) =480a(18) =480a(19) =198a(20) =33a(21) =65a(22) =544a(23) =1920a(24) =2880a(25) =1920a(26) =544a(27) =65a(28) =129a(29) =1452

External references