30623109

Appears in sequences

• Number of nX3 0..n*3-1 arrays with upper left zero and lower right n*3-1 and each element differing from its horizontal and vertical neighbors by a power of three.at n=5A265214
• Number of (2n-1)X6 0..12n-7 arrays with upper left zero and lower right 12n-7 and each element differing from its horizontal and vertical neighbors by a power of three.at n=1A265217
• T(n,k) is the number of n X k 0..n*k-1 arrays with upper left zero and lower right n*k-1 and each element differing from its horizontal and vertical neighbors by a power of three.at n=30A265218
• T(n,k) is the number of n X k 0..n*k-1 arrays with upper left zero and lower right n*k-1 and each element differing from its horizontal and vertical neighbors by a power of three.at n=33A265218