A238323 - OEIS

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A238323 as a triangular array

									3
								9		9
							22		67		22
						51		376		376		51
					121		1867		4294		1867		121
				292		9489		41046		41046		9489		292
			704		50232		405636		721939		405636		50232		704
		1691		267174		4245918		13265123		13265123		4245918		267174		1691
	4059		1408341		44773061

A238323 as a square array

3	9	22	51	121	292	704	1691	4059
9	67	376	1867	9489	50232	267174	1408341
22	376	4294	41046	405636	4245918	44773061
51	1867	41046	721939	13265123
121	9489	405636	13265123
292	50232	4245918
704	267174
1691

A238323 as an upper right triangle

3	9	22	51	121	292	704	1691	4059
	9	67	376	1867	9489	50232	267174	1408341
		22	376	4294	41046	405636	4245918	44773061
			51	1867	41046	721939	13265123
				121	9489	405636	13265123
					292	50232	4245918
						704	267174
							1691