103929

Appears in sequences

• a(1) = 1, a(n) = smallest multiple of a(n-1) such that every partial concatenation (n >1) is a prime.at n=6A088088
• Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.at n=2A255074
• Number of (n+2)X(3+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.at n=2A255077
• T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.at n=12A255082