156376

Appears in sequences

• Number of solutions to c(1)*prime(4) + ... + c(n)*prime(n+3) = 1, where c(i) = +-1 for i>1, c(1) = 1.at n=26A022904
• Numbers n such that the three numbers pi(n), pi(n^2), and pi(n^3) are prime.at n=30A233463