147592

Appears in sequences

• Numerator of n*(n-3)*(3*n^2-6*n+2)/(3*(n-1)*(n-2)).at n=16A023417
• Number of (n+2)X(5+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8.at n=3A252612
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8.at n=31A252615
• Number of (4+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8.at n=4A252619
• a(n) = smallest m such that A308190(m) = n, or -1 if no such m exists.at n=27A308191
• Indices of records in A308190.at n=19A308193