A131063 - OEIS

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A131063 as a triangular array

											1
										1		1
									1		6		1
								1		11		11		1
							1		16		26		16		1
						1		21		46		46		21		1
					1		26		71		96		71		26		1
				1		31		101		171		171		101		31		1
			1		36		136		276		346		276		136		36		1
		1		41		176		416		626		626		416		176		41		1
	1		46		221		596		1046		1256		1046		596		221		46		1

A131063 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	26	46	71	101	136	176	221
1	16	46	96	171	276	416	596
1	21	71	171	346	626	1046
1	26	101	276	626	1256
1	31	136	416	1046
1	36	176	596
1	41	221
1	46
1

A131063 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	26	46	71	101	136	176	221
			1	16	46	96	171	276	416	596
				1	21	71	171	346	626	1046
					1	26	101	276	626	1256
						1	31	136	416	1046
							1	36	176	596
								1	41	221
									1	46
										1