1080451

Properties

Appears in sequences

• Larger member of twin prime pairs whose sum is a square.at n=30A118593
• Number of (w,x,y,z) with all terms in {1,...,n} and w*x+y*z<n^2.at n=33A212111
• Septic artiads (A270800) congruent to 1 mod 98 and for which 2 is a 7th power residue.at n=3A271263
• a(n) = Sum_{k=0..floor(n/4)} (5*k+1) * binomial(2*n-3*k+1,n-4*k)/(2*n-3*k+1).at n=13A390479
• Prime numbersat n=84309