A266012 - OEIS

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

A266012 as a triangular array

													1
												1		1
											2		1		1
										1		2		2		1
									1		4		6		1		1
								2		4		4		14		1		1
							1		1		11		9		22		2		1
						1		4		18		27		14		46		1		1
					2		4		27		61		70		21		102		1		1
				1		1		43		75		154		182		44		190		2		1
			1		4		62		281		486		473		483		52		374		1		1
		2		4		112		697		1602		2208		1561		1281		129		782		1		1
	1		1

A266012 as a square array

1	1	2	1	1	2	1	1	2	1	1	2	1
1	1	2	4	4	1	4	4	1	4	4	1
1	2	6	4	11	18	27	43	62	112
1	1	14	9	27	61	75	281	697
1	1	22	14	70	154	486	1602
1	2	46	21	182	473	2208
1	1	102	44	483	1561
1	1	190	52	1281
1	2	374	129
1	1	782
1	1
1

A266012 as an upper right triangle

1	1	2	1	1	2	1	1	2	1	1	2	1
	1	1	2	4	4	1	4	4	1	4	4	1
		1	2	6	4	11	18	27	43	62	112
			1	1	14	9	27	61	75	281	697
				1	1	22	14	70	154	486	1602
					1	2	46	21	182	473	2208
						1	1	102	44	483	1561
							1	1	190	52	1281
								1	2	374	129
									1	1	782
										1	1
											1