A207111 - OEIS

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A207111 as a triangular array

											2
										4		4
									6		16		6
								9		36		36		8
							13		81		98		64		10
						18		169		271		200		100		12
					25		324		677		643		350		144		14
				34		625		1504		1835		1271		556		196		16
			46		1156		3399		4534		4047		2239		826		256		18
		62		2116		7220		11511		10898		7837		3641		1168		324		20
	83		3844

A207111 as a square array

2	4	6	9	13	18	25	34	46	62	83
4	16	36	81	169	324	625	1156	2116	3844
6	36	98	271	677	1504	3399	7220
8	64	200	643	1835	4534	11511
10	100	350	1271	4047	10898
12	144	556	2239	7837
14	196	826	3641
16	256	1168
18	324
20

A207111 as an upper right triangle

2	4	6	9	13	18	25	34	46	62	83
	4	16	36	81	169	324	625	1156	2116	3844
		6	36	98	271	677	1504	3399	7220
			8	64	200	643	1835	4534	11511
				10	100	350	1271	4047	10898
					12	144	556	2239	7837
						14	196	826	3641
							16	256	1168
								18	324
									20