A308477 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A308477 as a triangular array

												1
											1		1
										1		1		2
									1		1		3		2
								1		1		5		4		4
							1		1		9		10		10		2
						1		1		17		28		30		6		6
					1		1		33		82		100		26		21		4
				1		1		65		244		354		126		91		16		6
			1		1		129		730		1300		626		441		84		27		4
		1		1		257		2188		4890		3126		2275		496		159		20		10
	1		1		513		6562		18700		15626		12201		3108		1053		140		55		4

A308477 as a square array

1	1	1	1	1	1	1	1	1	1	1	1
1	1	1	1	1	1	1	1	1	1	1
2	3	5	9	17	33	65	129	257	513
2	4	10	28	82	244	730	2188	6562
4	10	30	100	354	1300	4890	18700
2	6	26	126	626	3126	15626
6	21	91	441	2275	12201
4	16	84	496	3108
6	27	159	1053
4	20	140
10	55
4

A308477 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1
	1	1	1	1	1	1	1	1	1	1	1
		2	3	5	9	17	33	65	129	257	513
			2	4	10	28	82	244	730	2188	6562
				4	10	30	100	354	1300	4890	18700
					2	6	26	126	626	3126	15626
						6	21	91	441	2275	12201
							4	16	84	496	3108
								6	27	159	1053
									4	20	140
										10	55
											4