394721

Properties

Appears in sequences

• Numerator of Sum_{k=1..n} k/phi(k).at n=26A068885
• Primes p such that the differences between the 5 consecutive primes starting with p are (6,2,4,6).at n=15A078958
• Primes of the form 5^n + n^4.at n=3A182359
• Number of 2 X 2 matrices having all elements in {0,1,...,n} and determinant = 0 (mod 3).at n=30A211033
• Primes of the form 4^x + y^4 with x, y > 0.at n=30A250717
• Semi-octavan primes: primes of the form x^4 + y^8.at n=24A291206
• Prime numbersat n=33451