73823

Properties

Appears in sequences

• Number of (n+1) X 4 0..1 arrays with the number of rightwards and downwards edge increases in each 2 X 2 subblock equal to the number in all its horizontal and vertical neighbors.at n=32A206262
• Primes of the form 2*n^2 + 50*n + 23.at n=35A217496
• a(0) = 0, and for n > 0, (a(n)) gives the indices n for which d(n) < d(k) for k < n, where d is the difference sequence of (cos k + sin k).at n=37A299640
• Primes which satisfy the requirements of A380943 in more than one way.at n=23A383810
• Primes which satisfy the requirements of A380943 in exactly two ways.at n=22A383811
• Prime numbersat n=7287