Template:Boolf triangles Pine and Spruce/Spruce

💧    triangle Spruce    row sums Moss
k
n
0 1 2 3 4 sums
0 2 2
1 1 1 2
2 6 5 1 12
3 176 50 13 1 240
4 62280 2704 266 29 1 65280