A208340 - 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

A208340 as a triangular array

										1
									2		2
								3		6		3
							4		13		14		5
						5		24		41		30		8
					6		40		96		109		60		13
				7		62		196		308		262		116		21
			8		91		364		743		868		590		218		34
		9		128		630		1604		2413		2240		1267		402		55
	10		174		1032		3186		5926		7046		5424		2627		730		89
11		230		1617

A208340 as a square array

1	2	3	4	5	6	7	8	9	10	11
2	6	13	24	40	62	91	128	174	230
3	14	41	96	196	364	630	1032	1617
5	30	109	308	743	1604	3186
8	60	262	868	2413	5926
13	116	590	2240	7046
21	218	1267	5424
34	402	2627
55	730
89

A208340 as an upper right triangle

1	2	3	4	5	6	7	8	9	10	11
	2	6	13	24	40	62	91	128	174	230
		3	14	41	96	196	364	630	1032	1617
			5	30	109	308	743	1604	3186
				8	60	262	868	2413	5926
					13	116	590	2240	7046
						21	218	1267	5424
							34	402	2627
								55	730
									89