A051597 - OEIS

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A051597 as a triangular array

											1
										2		2
									3		4		3
								4		7		7		4
							5		11		14		11		5
						6		16		25		25		16		6
					7		22		41		50		41		22		7
				8		29		63		91		91		63		29		8
			9		37		92		154		182		154		92		37		9
		10		46		129		246		336		336		246		129		46		10
	11		56		175		375		582		672		582		375		175		56		11

A051597 as a square array

1	2	3	4	5	6	7	8	9	10	11
2	4	7	11	16	22	29	37	46	56
3	7	14	25	41	63	92	129	175
4	11	25	50	91	154	246	375
5	16	41	91	182	336	582
6	22	63	154	336	672
7	29	92	246	582
8	37	129	375
9	46	175
10	56
11

A051597 as an upper right triangle

1	2	3	4	5	6	7	8	9	10	11
	2	4	7	11	16	22	29	37	46	56
		3	7	14	25	41	63	92	129	175
			4	11	25	50	91	154	246	375
				5	16	41	91	182	336	582
					6	22	63	154	336	672
						7	29	92	246	582
							8	37	129	375
								9	46	175
									10	56
										11