127104

Appears in sequences

• a(n) = 2*n*A071148(n).at n=31A177082
• Number of ways to place n nonattacking composite pieces rook + rider[3,6] on an n X n chessboard.at n=8A189860
• Augmentation of the triangular array P=A094727 given by p(n,k)=n+k+1 for 0<=k<=n. See Comments.at n=24A193093