39124800

Appears in sequences

• Septuple factorial, 7-factorial, n!7, n!!!!!!!, a(n) = n*a(n-7) if n > 1, else 1.at n=40A114799
• a(1) = 1; a(n) = (7*n-9)*a(n-1) for n > 1.at n=6A147585
• Triangle T(n, k) = Product_{j=0..k} (j*n + prime(m)), with T(n, 0) = prime(m) and m = 3, read by rows.at n=33A153271
• Number of permutations of {1,...,n} avoiding adjacent step pattern up, down, up, up, up, up.at n=11A177547
• Number of permutations of {1,...,n} avoiding adjacent step pattern up, up, up, down, down, down.at n=11A177552