38571

Appears in sequences

• Lowest base with simple divisibility test for n primes; smallest B such that omega(B) + omega(B-1) = n.at n=8A069354
• Product of first n primes that end in 3.at n=3A092610
• Numbers k such that 4^k + 19 is prime.at n=10A253774
• Number of nXnXn triangular 0..5 arrays with new values introduced in sequential zero-upwards order and exactly one inverted 2x2x2 triangle having values all different.at n=3A271243
• T(n,k)=Number of nXnXn triangular 0..k arrays with new values introduced in sequential zero-upwards order and exactly one inverted 2x2x2 triangle having values all different.at n=31A271246
• The odd edge of a primitive 3-simplex (0, b=A031173, c=A031174, d=A031175).at n=42A298047
• Numbers m such that 72*m + 1, 576*m + 1, 648*m + 1, 1296*m + 1, and 2592*m + 1 are all primes.at n=12A372187