Triangular array generated by its row sums: T(n,0)=1 for n >= 1, T(n,1)=r(n-1), T(n,k)=T(n,k-1)+r(n-k) for k=2,3,...,n, n >= 2, r(h)=sum of the numbers in row h of T.
A054115
Triangular array generated by its row sums: T(n,0)=1 for n >= 1, T(n,1)=r(n-1), T(n,k)=T(n,k-1)+r(n-k) for k=2,3,...,n, n >= 2, r(h)=sum of the numbers in row h of T.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =1a(7) =6a(8) =8a(9) =9a(10) =1a(11) =24a(12) =30a(13) =32a(14) =33a(15) =1a(16) =120a(17) =144a(18) =150a(19) =152a(20) =153a(21) =1a(22) =720a(23) =840a(24) =864a(25) =870a(26) =872a(27) =873a(28) =1a(29) =5040
External references
- oeis: A054115