Template:Boolf triangles Fir and Larch/Larch

💧    triangle Larch    row sums Moss
k n	0	1	2	3	4	sums
0	2					2
1	1	1				2
2	8	3	1			12
3	208	26	5	1		240
4	64376	842	54	7	1	65280