A361226 - OEIS

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A361226 as a triangular array

											0
										0		0
									0		1		1
								0		2		5		3
							0		3		9		12		6
						0		4		13		21		22		10
					0		5		17		30		38		35		15
				0		6		21		39		54		60		51		21
			0		7		25		48		70		85		87		70		28
		0		8		29		57		86		110		123		119		92		36
	0		9		33		66		102		135		159		168		156		117		45

A361226 as a square array

0	0	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	8	9
1	5	9	13	17	21	25	29	33
3	12	21	30	39	48	57	66
6	22	38	54	70	86	102
10	35	60	85	110	135
15	51	87	123	159
21	70	119	168
28	92	156
36	117
45

A361226 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0
	0	1	2	3	4	5	6	7	8	9
		1	5	9	13	17	21	25	29	33
			3	12	21	30	39	48	57	66
				6	22	38	54	70	86	102
					10	35	60	85	110	135
						15	51	87	123	159
							21	70	119	168
								28	92	156
									36	117
										45