A207845 - OEIS

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

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A207845 as a triangular array

									2
								4		4
							6		16		6
						10		36		36		10
					16		100		72		100		16
				26		256		180		240		256		26
			42		676		432		780		704		676		42
		68		1764		1044		2320		2816		2080		1764		68
	110		4624		2520		7140		10144		9672		6216		4624		110
178		12100		6084		21600		38208		41444		35952

A207845 as a square array

2	4	6	10	16	26	42	68	110	178
4	16	36	100	256	676	1764	4624	12100
6	36	72	180	432	1044	2520	6084
10	100	240	780	2320	7140	21600
16	256	704	2816	10144	38208
26	676	2080	9672	41444
42	1764	6216	35952
68	4624
110

A207845 as an upper right triangle

2	4	6	10	16	26	42	68	110	178
	4	16	36	100	256	676	1764	4624	12100
		6	36	72	180	432	1044	2520	6084
			10	100	240	780	2320	7140	21600
				16	256	704	2816	10144	38208
					26	676	2080	9672	41444
						42	1764	6216	35952
							68	4624
								110