Triangle read by rows: T(n,m) = (-1)^n*Sum_{i=0..m} (-1)^(m-i)*binomial(n-i-1, m-i)*Stirling_1(n+i+1,i+1), for 0 <= m <= n.
A156528
Triangle read by rows: T(n,m) = (-1)^n*Sum_{i=0..m} (-1)^(m-i)*binomial(n-i-1, m-i)*Stirling_1(n+i+1,i+1), for 0 <= m <= n.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =2a(4) =9a(5) =35a(6) =6a(7) =38a(8) =181a(9) =735a(10) =24a(11) =202a(12) =1148a(13) =5395a(14) =22449a(15) =120a(16) =1284a(17) =8560a(18) =45832a(19) =213529a(20) =902055a(21) =720a(22) =9468a(23) =73052a(24) =440516a(25) =2275270a(26) =10540509a(27) =44990231a(28) =5040a(29) =79344
External references
- oeis: A156528