49098

Appears in sequences

• Number of primes less than 100000n.at n=5A038814
• a = a(n) is such that the a-th prime p(a) is the least prime with digital sum equal to n, or a(n)=0 if no such prime exists.at n=49A104290
• G.f. satisfies: A(x) = Sum_{n>=0} n! * x^n * A(x)^(n*(n+1)/2) / Product_{k=1..n} (1 + k*x*A(x)^k).at n=8A222013
• G.f. A(x) satisfies: [x^n] A( x/A(x)^n ) = 0 for n>1.at n=6A266489
• G.f. satisfies A(x) = 1 - x*A(x)^3 * (1 - 3*A(x)).at n=5A364825