A153653 - OEIS

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A153653 as a triangular array

									2
								19		19
							2		718		2
						2		6857		6857		2
					2		7505		245628		7505		2
				2		8153		2467944		2467944		8153		2
			2		8801		4900212		84273732		4900212		8801		2
		2		9449		7542432		886319856		886319856		7542432		9449		2
	2		10097		10394604		2476630764		28993055148		2476630764		10394604		10097		2

A153653 as a square array

2	19	2	2	2	2	2	2	2
19	718	6857	7505	8153	8801	9449	10097
2	6857	245628	2467944	4900212	7542432	10394604
2	7505	2467944	84273732	886319856	2476630764
2	8153	4900212	886319856	28993055148
2	8801	7542432	2476630764
2	9449	10394604
2	10097
2

A153653 as an upper right triangle

2	19	2	2	2	2	2	2	2
	19	718	6857	7505	8153	8801	9449	10097
		2	6857	245628	2467944	4900212	7542432	10394604
			2	7505	2467944	84273732	886319856	2476630764
				2	8153	4900212	886319856	28993055148
					2	8801	7542432	2476630764
						2	9449	10394604
							2	10097
								2