A287870 - OEIS

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A287870 as a triangular array

												0
											1		1
										1		3		2
									2		4		4		3
								3		7		6		6		4
							5		11		10		9		8		5
						8		18		16		15		12		9		6
					13		29		26		24		20		14		11		7
				21		47		42		39		32		23		17		12		8
			34		76		68		63		52		37		28		19		14		9
		55		123		110		102		84		60		45		31		22		16		10
	89		199		178		165		136		97		73		50		36		25		17		11

A287870 as a square array

0	1	1	2	3	5	8	13	21	34	55	89
1	3	4	7	11	18	29	47	76	123	199
2	4	6	10	16	26	42	68	110	178
3	6	9	15	24	39	63	102	165
4	8	12	20	32	52	84	136
5	9	14	23	37	60	97
6	11	17	28	45	73
7	12	19	31	50
8	14	22	36
9	16	25
10	17
11

A287870 as an upper right triangle

0	1	1	2	3	5	8	13	21	34	55	89
	1	3	4	7	11	18	29	47	76	123	199
		2	4	6	10	16	26	42	68	110	178
			3	6	9	15	24	39	63	102	165
				4	8	12	20	32	52	84	136
					5	9	14	23	37	60	97
						6	11	17	28	45	73
							7	12	19	31	50
								8	14	22	36
									9	16	25
										10	17
											11