A183342 - OEIS

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A183342 as a triangular array

												1
											1		1
										1		2		1
									1		3		3		1
								1		4		5		4		1
							1		6		7		7		6		1
						1		9		13		12		13		9		1
					1		13		23		26		26		23		13		1
				1		19		37		51		72		51		37		19		1
			1		28		63		97		175		175		97		63		28		1
		1		41		109		193		407		513		407		193		109		41		1
	1		60		183		380		1005		1397		1397		1005		380

A183342 as a square array

1	1	1	1	1	1	1	1	1	1	1	1
1	2	3	4	6	9	13	19	28	41	60
1	3	5	7	13	23	37	63	109	183
1	4	7	12	26	51	97	193	380
1	6	13	26	72	175	407	1005
1	9	23	51	175	513	1397
1	13	37	97	407	1397
1	19	63	193	1005
1	28	109	380
1	41
1

A183342 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1
	1	2	3	4	6	9	13	19	28	41	60
		1	3	5	7	13	23	37	63	109	183
			1	4	7	12	26	51	97	193	380
				1	6	13	26	72	175	407	1005
					1	9	23	51	175	513	1397
						1	13	37	97	407	1397
							1	19	63	193	1005
								1	28	109	380
									1	41
										1