A297923 - OEIS

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A297923 as a triangular array

										0
									1		1
								1		4		1
							2		17		17		2
						3		61		109		61		3
					5		216		588		588		216		5
				8		793		3276		4771		3276		793		8
			13		2907		18451		41762		41762		18451		2907		13
		21		10622		103558		366976		575754		366976		103558		10622		21
	34		38809		581318		3211086		7960069

A297923 as a square array

0	1	1	2	3	5	8	13	21	34
1	4	17	61	216	793	2907	10622	38809
1	17	109	588	3276	18451	103558	581318
2	61	588	4771	41762	366976	3211086
3	216	3276	41762	575754	7960069
5	793	18451	366976
8	2907	103558
13	10622
21

A297923 as an upper right triangle

0	1	1	2	3	5	8	13	21	34
	1	4	17	61	216	793	2907	10622	38809
		1	17	109	588	3276	18451	103558	581318
			2	61	588	4771	41762	366976	3211086
				3	216	3276	41762	575754	7960069
					5	793	18451	366976
						8	2907	103558
							13	10622
								21