Triangle T(n, k) = round( c(n)/(c(k)*c(n-k)) ), where c(n) = Product_{j=1..n} A078012(j+3), read by rows.

A172356

Triangle T(n, k) = round( c(n)/(c(k)*c(n-k)) ), where c(n) = Product_{j=1..n} A078012(j+3), read by rows.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =1a(10) =1a(11) =2a(12) =2a(13) =2a(14) =1a(15) =1a(16) =3a(17) =6a(18) =6a(19) =3a(20) =1a(21) =1a(22) =4a(23) =12a(24) =24a(25) =12a(26) =4a(27) =1a(28) =1a(29) =6

External references