A094437 - OEIS

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A094437 as a triangular array

											1
										1		2
									1		4		3
								1		6		9		5
							1		8		18		20		8
						1		10		30		50		40		13
					1		12		45		100		120		78		21
				1		14		63		175		280		273		147		34
			1		16		84		280		560		728		588		272		55
		1		18		108		420		1008		1638		1764		1224		495		89
	1		20		135		600		1680		3276		4410		4080		2475		890

A094437 as a square array

1	1	1	1	1	1	1	1	1	1	1
2	4	6	8	10	12	14	16	18	20
3	9	18	30	45	63	84	108	135
5	20	50	100	175	280	420	600
8	40	120	280	560	1008	1680
13	78	273	728	1638	3276
21	147	588	1764	4410
34	272	1224	4080
55	495	2475
89	890

A094437 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	2	4	6	8	10	12	14	16	18	20
		3	9	18	30	45	63	84	108	135
			5	20	50	100	175	280	420	600
				8	40	120	280	560	1008	1680
					13	78	273	728	1638	3276
						21	147	588	1764	4410
							34	272	1224	4080
								55	495	2475
									89	890