230395

Appears in sequences

• a(n) = (n^5 + 145*n^4 + 905*n^3 + 155*n^2 + 594*n + 120)/120.at n=19A143060
• Number of (n+1)X(1+1) 0..3 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..3 introduced row-major order.at n=4A236259
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays colored with the sets of distinct values in every 2 X 2 subblock, with new values 0..3 introduced row-major order.at n=10A236262
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays colored with the sets of distinct values in every 2 X 2 subblock, with new values 0..3 introduced row-major order.at n=14A236262