A209820 - OEIS

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A209820 as a triangular array

											1
										2		2
									2		6		5
								2		8		18		12
							2		8		30		52		29
						2		8		34		104		146		70
					2		8		34		136		342		402		169
				2		8		34		144		514		1080		1090		408
			2		8		34		144		594		1848		3306		2920		985
		2		8		34		144		610		2360		6370		9872		7746		2378
	2		8		34		144		610		2552

A209820 as a square array

1	2	2	2	2	2	2	2	2	2	2
2	6	8	8	8	8	8	8	8	8
5	18	30	34	34	34	34	34	34
12	52	104	136	144	144	144	144
29	146	342	514	594	610	610
70	402	1080	1848	2360	2552
169	1090	3306	6370
408	2920	9872
985	7746
2378

A209820 as an upper right triangle

1	2	2	2	2	2	2	2	2	2	2
	2	6	8	8	8	8	8	8	8	8
		5	18	30	34	34	34	34	34	34
			12	52	104	136	144	144	144	144
				29	146	342	514	594	610	610
					70	402	1080	1848	2360	2552
						169	1090	3306	6370
							408	2920	9872
								985	7746
									2378

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Last modified September 21 13:29 EDT 2024. Contains 376087 sequences. (Running on oeis4.)