53696

Appears in sequences

• Number of 1-punctured staircase polygons (by perimeter) with a hole of perimeter 6.at n=14A055024
• Number of ways to place n nonattacking composite pieces rook + rider[3,4] on an n X n chessboard.at n=8A189858
• Number of rooted trees on n nodes with labels covering an initial interval of positive integers.at n=5A339644