2618916300

Appears in sequences

• a(n) = binomial(2*n, n) * binomial(2*n+5, n).at n=8A113894
• (n-1)! divided by (product phi(d)! ; d divides n).at n=19A120066
• Values of |G-hat_1(n)|, a sum involving Stirling numbers of the second kind.at n=10A261898
• Number of set partitions of [n] having exactly nine blocks of size > 1.at n=1A290038
• Denominator of the sum of inverse products of parts in all strict partitions of n.at n=19A322381