A391318 - OEIS

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A391318 as a triangular array

											0
										1		1
									2		3		2
								3		7		7		3
							4		13		18		13		4
						5		21		39		39		21		5
					6		31		74		97		74		31		6
				7		43		127		211		211		127		43		7
			8		57		202		413		520		413		202		57		8
		9		73		303		743		1145		1145		743		303		73		9
	10		91		434		1249		2302		2811		2302		1249		434		91		10

A391318 as a square array

0	1	2	3	4	5	6	7	8	9	10
1	3	7	13	21	31	43	57	73	91
2	7	18	39	74	127	202	303	434
3	13	39	97	211	413	743	1249
4	21	74	211	520	1145	2302
5	31	127	413	1145	2811
6	43	202	743	2302
7	57	303	1249
8	73	434
9	91
10

A391318 as an upper right triangle

0	1	2	3	4	5	6	7	8	9	10
	1	3	7	13	21	31	43	57	73	91
		2	7	18	39	74	127	202	303	434
			3	13	39	97	211	413	743	1249
				4	21	74	211	520	1145	2302
					5	31	127	413	1145	2811
						6	43	202	743	2302
							7	57	303	1249
								8	73	434
									9	91
										10