A209576 - OEIS

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A209576 as a triangular array

											1
										1		4
									1		4		10
								1		4		18		22
							1		4		18		66		46
						1		4		18		82		206		94
					1		4		18		82		342		578		190
				1		4		18		82		374		1274		1510		382
			1		4		18		82		374		1642		4294		3754		766
		1		4		18		82		374		1706		6726		13354		9006		1534
	1		4		18		82		374		1706

A209576 as a square array

1	1	1	1	1	1	1	1	1	1	1
4	4	4	4	4	4	4	4	4	4
10	18	18	18	18	18	18	18	18
22	66	82	82	82	82	82	82
46	206	342	374	374	374	374
94	578	1274	1642	1706	1706
190	1510	4294	6726
382	3754	13354
766	9006
1534

A209576 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	4	4	4	4	4	4	4	4	4	4
		10	18	18	18	18	18	18	18	18
			22	66	82	82	82	82	82	82
				46	206	342	374	374	374	374
					94	578	1274	1642	1706	1706
						190	1510	4294	6726
							382	3754	13354
								766	9006
									1534