40208

Appears in sequences

• EULER transform of A001511.at n=27A092119
• Number of open knight's tour diagrams of a 3 X n chessboard that have "type X": both endpoints occur in the same column.at n=11A169770
• Triangle T(n, k) = 2*(n+1 - mod(n, k+1) - mod(n, n-k+1) ) + (n! - k! - (n-k)!) read by rows.at n=39A176151
• Triangle T(n, k) = 2*(n+1 - mod(n, k+1) - mod(n, n-k+1) ) + (n! - k! - (n-k)!) read by rows.at n=41A176151
• Number of partitions of n such that the number of even parts is a part.at n=45A240573
• a(n) = a(n-1) + 2*a(n-2) + 8*Fibonacci(n) + 2*Fibonacci(n-1); a(1) = 4, a(2) = 14.at n=11A291675
• G.f. A(x) satisfies A(x) = (1 + x)^2 + x*A(x)^4 / (1 + x)^3.at n=6A367641