23074

Appears in sequences

• Numbers n such that 8*10^n-7 is prime.at n=21A099190
• Numbers n such that log(n!) is closer to an integer than is log(m!) for any m with 2<m<n.at n=10A101506
• Number of (n+2)X(n+2) 0..3 arrays with every 3X3 subblock row and column sum 1 3 6 or 8 and every diagonal and antidiagonal sum not 1 3 6 or 8.at n=4A252007
• Number of (n+2)X(5+2) 0..3 arrays with every 3X3 subblock row and column sum 1 3 6 or 8 and every diagonal and antidiagonal sum not 1 3 6 or 8.at n=4A252012
• T(n,k) = Number of (n+2) X (k+2) 0..3 arrays with every 3 X 3 subblock row and column sum 1 3 6 or 8 and every diagonal and antidiagonal sum not 1 3 6 or 8.at n=40A252015
• Ordered perimeters p of primitive Pythagorean triangles no side of which is squarefree.at n=38A329392