Template:Boolf triangles Fir and Larch/Fir

🌊    triangle Fir    row sums Grass
k n	0	1	2	3	4	sums
0	2					2
1	3	1				4
2	11	4	1			16
3	219	30	6	1		256
4	64595	872	60	8	1	65536