A153649 - OEIS

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A153649 as a triangular array

										2
									7		7
								2		94		2
							2		341		341		2
						2		413		3972		413		2
					2		485		16320		16320		485		2
				2		557		31260		171660		31260		557		2
			2		629		48792		774120		774120		48792		629		2
		2		701		68916		1917012		7556340		1917012		68916		701		2
	2		773		91632		3693648		36567552		36567552		3693648		91632		773		2

A153649 as a square array

2	7	2	2	2	2	2	2	2	2
7	94	341	413	485	557	629	701	773
2	341	3972	16320	31260	48792	68916	91632
2	413	16320	171660	774120	1917012	3693648
2	485	31260	774120	7556340	36567552
2	557	48792	1917012	36567552
2	629	68916	3693648
2	701	91632
2	773
2

A153649 as an upper right triangle

2	7	2	2	2	2	2	2	2	2
	7	94	341	413	485	557	629	701	773
		2	341	3972	16320	31260	48792	68916	91632
			2	413	16320	171660	774120	1917012	3693648
				2	485	31260	774120	7556340	36567552
					2	557	48792	1917012	36567552
						2	629	68916	3693648
							2	701	91632
								2	773
									2