A319523 - OEIS

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A319523 as a triangular array

											1
										2		3
									5		6		7
								4		15		14		9
							11		12		35		18		13
						10		33		28		45		26		21
					17		30		77		36		65		42		19
				8		51		70		99		52		105		38		27
			25		24		119		90		143		84		95		54		49
		22		75		56		153		130		231		76		135		98		39
	23		66		175		72		221		210		209		108		245

A319523 as a square array

1	2	5	4	11	10	17	8	25	22	23
3	6	15	12	33	30	51	24	75	66
7	14	35	28	77	70	119	56	175
9	18	45	36	99	90	153	72
13	26	65	52	143	130	221
21	42	105	84	231	210
19	38	95	76	209
27	54	135	108
49	98	245
39

A319523 as an upper right triangle

1	2	5	4	11	10	17	8	25	22	23
	3	6	15	12	33	30	51	24	75	66
		7	14	35	28	77	70	119	56	175
			9	18	45	36	99	90	153	72
				13	26	65	52	143	130	221
					21	42	105	84	231	210
						19	38	95	76	209
							27	54	135	108
								49	98	245
									39