752765

Appears in sequences

• a(n) = ((1 + sqrt(n))^n - (1 - sqrt(n))^n)/(2*n*sqrt(n)).at n=11A357580
• Centered square numbers which are products of four distinct primes (or tetraprimes).at n=11A370795
• All integers k that can produce a closed walk in a square lattice via noncongruent primitive k-length hypotenuses, in ascending order.at n=27A386671