A185880 - OEIS

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A185880 as a triangular array

												1
											5		3
										16		17		6
									40		56		38		10
								85		140		128		70		15
							161		295		320		240		115		21
						280		553		670		600		400		175		28
					456		952		1246		1250		1000		616		252		36
				705		1536		2128		2310		2075		1540		896		348		45
			1045		2355		3408		3920		3815		3185		2240		1248		465		55
		1496		3465		5190		6240		6440		5831		4620		3120		1680		605		66
	2080		4928		7590		9450		10200		9800		8428		6420		4200		2200

A185880 as a square array

1	5	16	40	85	161	280	456	705	1045	1496	2080
3	17	56	140	295	553	952	1536	2355	3465	4928
6	38	128	320	670	1246	2128	3408	5190	7590
10	70	240	600	1250	2310	3920	6240	9450
15	115	400	1000	2075	3815	6440	10200
21	175	616	1540	3185	5831	9800
28	252	896	2240	4620	8428
36	348	1248	3120	6420
45	465	1680	4200
55	605	2200
66

A185880 as an upper right triangle

1	5	16	40	85	161	280	456	705	1045	1496	2080
	3	17	56	140	295	553	952	1536	2355	3465	4928
		6	38	128	320	670	1246	2128	3408	5190	7590
			10	70	240	600	1250	2310	3920	6240	9450
				15	115	400	1000	2075	3815	6440	10200
					21	175	616	1540	3185	5831	9800
						28	252	896	2240	4620	8428
							36	348	1248	3120	6420
								45	465	1680	4200
									55	605	2200
										66