115770

Appears in sequences

• Averages of twin prime pairs of A074378.at n=23A154563
• Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=6A303407
• Number of 7Xn 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=4A303414
• a(n) = Sum_{k=0..floor(n/3)} Stirling2(n - 2*k,n - 3*k).at n=19A357925