A330381 - OEIS

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A330381 as a triangular array

											1
										1		2
									1		5		3
								1		9		13		4
							1		14		35		26		5
						1		20		75		96		45		6
					1		27		140		267		216		71		7
				1		35		238		623		750		427		105		8
			1		44		378		1288		2123		1800		770		148		9
		1		54		570		2436		5211		6046		3858		1296		201		10
	1		65		825		4302		11505		17303

A330381 as a square array

1	1	1	1	1	1	1	1	1	1	1
2	5	9	14	20	27	35	44	54	65
3	13	35	75	140	238	378	570	825
4	26	96	267	623	1288	2436	4302
5	45	216	750	2123	5211	11505
6	71	427	1800	6046	17303
7	105	770	3858
8	148	1296
9	201
10

A330381 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	2	5	9	14	20	27	35	44	54	65
		3	13	35	75	140	238	378	570	825
			4	26	96	267	623	1288	2436	4302
				5	45	216	750	2123	5211	11505
					6	71	427	1800	6046	17303
						7	105	770	3858
							8	148	1296
								9	201
									10