294893

Properties

Appears in sequences

• a(1) = 2; a(n) = 9*2^(n-2) - n - 2, n>1.at n=16A054127
• Primes of the form 2*n^3 + 5*n^2 + 3*n + 1.at n=23A196153
• Number of nX3 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 3,3,0,2,2 for x=0,1,2,3,4.at n=10A197452
• Primes p such that A008472(p-1) = A008472(p+1), where A008472 = sum of distinct primes dividing n.at n=15A203182
• Prime numbersat n=25606