79742

Appears in sequences

• Number of divisors d of n! such that d-1 is prime.at n=25A156190
• a(n) = a(n-1) + 3*a(n-2) -2*a(n-3) - 2*a(n-4), where a(0) = 0, a(1) = 0, a(2) = 3, a(3) = 1.at n=22A295856