A266531 - OEIS

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A266531 as a triangular array

											1
										2		3
									4		5		9
								8		6		18		15
							16		7		25		21		81
						32		10		36		27		162		45
					64		11		49		30		324		63		729
				128		12		50		33		625		75		1458		105
			256		13		72		35		648		90		2916		135		225
		512		14		98		39		1250		99		5832		165		441		405
	1024		17		100		42		1296		117		11664		189		450		567		59049
2048		19		121		51		2401		126		15625

A266531 as a square array

1	2	4	8	16	32	64	128	256	512	1024	2048
3	5	6	7	10	11	12	13	14	17	19
9	18	25	36	49	50	72	98	100	121
15	21	27	30	33	35	39	42	51
81	162	324	625	648	1250	1296	2401
45	63	75	90	99	117	126
729	1458	2916	5832	11664	15625
105	135	165	189
225	441	450
405	567
59049

A266531 as an upper right triangle

1	2	4	8	16	32	64	128	256	512	1024	2048
	3	5	6	7	10	11	12	13	14	17	19
		9	18	25	36	49	50	72	98	100	121
			15	21	27	30	33	35	39	42	51
				81	162	324	625	648	1250	1296	2401
					45	63	75	90	99	117	126
						729	1458	2916	5832	11664	15625
							105	135	165	189
								225	441	450
									405	567
										59049