213796

Appears in sequences

• 8190*zeta_K(-3), where K runs through the simplest cubic fields.at n=1A084719
• Numbers n such that both prime(n)+n and prime(n)-n give a triangular number.at n=2A236431
• Number of length 4 0..n arrays with each partial sum starting from the beginning no more than two standard deviations from its mean.at n=20A244835