28744

Appears in sequences

• Sums of distinct powers of 13.at n=23A033049
• a(n) = A027941(n) + A027941(n+6).at n=5A153466
• Linear recurrence with a(n) = 3a(n-1) - a(n-2) + 2 = 4a(n-1) - 4a(n-2) + a(n-3). Full sequence for A153466.at n=8A153819
• Number of nX3 0..3 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors.at n=4A203841
• Number of nX5 0..3 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors.at n=2A203843
• T(n,k)=Number of nXk 0..3 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors.at n=23A203846
• T(n,k)=Number of nXk 0..3 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors.at n=25A203846
• Number of (n+1) X (4+1) 0..3 arrays with the minimum plus the upper median equal to the lower median plus the maximum in every 2 X 2 subblock.at n=5A235889
• Number of (n+1) X (6+1) 0..3 arrays with the minimum plus the upper median equal to the lower median plus the maximum in every 2 X 2 subblock.at n=3A235891
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the minimum plus the upper median equal to the lower median plus the maximum in every 2X2 subblock.at n=39A235893