Triangle T(n,k) = Sum_{i=0..k} (-1)^(i+k)*binomial(k,i)*Sum_{j=0..n} (i+1)^j*(3n-3j+1) read by rows.

A116923

Triangle T(n,k) = Sum_{i=0..k} (-1)^(i+k)*binomial(k,i)*Sum_{j=0..n} (i+1)^j*(3n-3j+1) read by rows.

Terms

    a(0) =1a(1) =5a(2) =1a(3) =12a(4) =7a(5) =2a(6) =22a(7) =26a(8) =20a(9) =6a(10) =35a(11) =74a(12) =112a(13) =84a(14) =24a(15) =51a(16) =183a(17) =484a(18) =672a(19) =456a(20) =120a(21) =70a(22) =417a(23) =1818a(24) =4140a(25) =4968a(26) =3000a(27) =720a(28) =92a(29) =904

External references