643458816

Appears in sequences

• Quintuple factorial numbers: Product_{k=0..n-1} (5*k+1).at n=8A008548
• Triangle of numbers related to triangle A049375; generalization of Stirling numbers of second kind A008277, Lah-numbers A008297...at n=28A049385
• a(n) = (n+1)*a(n-5), with a(0)=a(1)=a(2)=a(3)=a(4)=1.at n=35A081408
• Quintuple factorials, 5-factorials, n!!!!!, n!5.at n=36A085157
• A certain partition array in Abramowitz-Stegun order (A-St order), called M_3(6)/M_3.at n=44A134279
• Triangle of numbers obtained from the partition array A134279.at n=28A134280
• Triangle, read by rows, T(n,k) = k^(n+1) * Pochhammer(1/k, n+1).at n=25A153274
• Triangle S(n,k) by rows: coefficients of 5^((n-1)/2)*(x^(1/5)*d/dx)^n when n=1,3,5,...at n=28A223529