407865361

Properties

Appears in sequences

• Primes of the form (k^4 + 1)/2.at n=25A096170
• Number of compositions of even natural numbers into 8 parts <= n.at n=12A191495
• a(n) = (13^n + 1)/2.at n=8A193578
• Greatest prime factor of n^8+1.at n=12A240551
• Half-octavan primes: primes of the form (x^8 + y^8)/2.at n=3A290780
• a(n) = ((2*n+1)^8 + 1)/2.at n=6A359844
• Prime numbersat n=21733219