77981

Appears in sequences

• Structured tetrakis hexahedral numbers (vertex structure 5).at n=28A100174
• Non-palindromic composite numbers such that n' = [Rev(n)]', where n' is the arithmetic derivative of n.at n=16A259077
• Number of nX4 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=5A299889
• Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=3A299891
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=39A299893
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=41A299893