A081579 - OEIS

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A081579 as a triangular array

											1
										1		1
									1		6		1
								1		11		11		1
							1		16		46		16		1
						1		21		106		106		21		1
					1		26		191		396		191		26		1
				1		31		301		1011		1011		301		31		1
			1		36		436		2076		3606		2076		436		36		1
		1		41		596		3716		9726		9726		3716		596		41		1
	1		46		781		6056		21746		33876		21746		6056		781		46		1

A081579 as a square array

1	1	1	1	1	1	1	1	1	1	1
1	6	11	16	21	26	31	36	41	46
1	11	46	106	191	301	436	596	781
1	16	106	396	1011	2076	3716	6056
1	21	191	1011	3606	9726	21746
1	26	301	2076	9726	33876
1	31	436	3716	21746
1	36	596	6056
1	41	781
1	46
1

A081579 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	1	6	11	16	21	26	31	36	41	46
		1	11	46	106	191	301	436	596	781
			1	16	106	396	1011	2076	3716	6056
				1	21	191	1011	3606	9726	21746
					1	26	301	2076	9726	33876
						1	31	436	3716	21746
							1	36	596	6056
								1	41	781
									1	46
										1