9988440

Appears in sequences

• Numbers that can be expressed as the difference of the squares of primes in exactly twenty-two distinct ways.at n=7A092018
• Smallest integer N such that there are exactly n cyclic groups C_2 in the multiplicative group of integers modulo N when decomposed as a product of cyclic groups C_{k_1} x C_{k_2} x ... x C_{k_m}, and k_i divides k_j for i < j.at n=7A302109