A244306 - OEIS

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A244306 as a triangular array

											0
										1		1
									2		3		2
								4		6		6		4
							6		10		13		10		6
						9		15		22		22		15		9
					12		21		34		36		34		21		12
				16		28		48		56		56		48		28		16
			20		36		65		78		88		78		65		36		20
		25		45		84		106		123		123		106		84		45		25
	30		55		106		136		168		171		168		136		106		55		30

A244306 as a square array

0	1	2	4	6	9	12	16	20	25	30
1	3	6	10	15	21	28	36	45	55
2	6	13	22	34	48	65	84	106
4	10	22	36	56	78	106	136
6	15	34	56	88	123	168
9	21	48	78	123	171
12	28	65	106	168
16	36	84	136
20	45	106
25	55
30

A244306 as an upper right triangle

0	1	2	4	6	9	12	16	20	25	30
	1	3	6	10	15	21	28	36	45	55
		2	6	13	22	34	48	65	84	106
			4	10	22	36	56	78	106	136
				6	15	34	56	88	123	168
					9	21	48	78	123	171
						12	28	65	106	168
							16	36	84	136
								20	45	106
									25	55
										30