6999840

Appears in sequences

• Generalized Stirling numbers, [n+2,3]_2: a(n) = n! * Sum_{k=0..n-1} (k+1)/(n-k).at n=9A001705
• Generalized Stirling number triangle of first kind.at n=46A049444
• Triangle read by rows: T(n,k) = (-1)^(n+k)*Sum_{j=1..k} s(n,j), where s(n,j) are the signed Stirling numbers of the first kind (n >= 2; 1 <= k <= n-1; s(n,j) = A008275(n,j)).at n=46A136124
• Unsigned 2-Stirling numbers of the first kind.at n=46A143491
• Triangle read by rows: T(n,k) = (n-k-1+H(k+1))*((k+1)!) for 0 <= k <= n where H(k+1) = Sum_{i=0..k} 1/(i+1) for k >= 0.at n=54A336746
• Triangle of generalized Stirling numbers.at n=36A376582