A235280 - OEIS

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A235280 as a triangular array

									40
								100		100
							208		208		208
						520		380		380		520
					1120		844		632		844		1120
				2800		1660		1280		1280		1660		2800
			6208		3844		2344		2344		2344		3844		6208
		15520		8012		5096		3952		3952		5096		8012		15520
	35200		19060		10088		7936		6232		7936		10088		19060

A235280 as a square array

40	100	208	520	1120	2800	6208	15520	35200
100	208	380	844	1660	3844	8012	19060
208	380	632	1280	2344	5096	10088
520	844	1280	2344	3952	7936
1120	1660	2344	3952	6232
2800	3844	5096	7936
6208	8012	10088
15520	19060

A235280 as an upper right triangle

40	100	208	520	1120	2800	6208	15520	35200
	100	208	380	844	1660	3844	8012	19060
		208	380	632	1280	2344	5096	10088
			520	844	1280	2344	3952	7936
				1120	1660	2344	3952	6232
					2800	3844	5096	7936
						6208	8012	10088
							15520	19060