A189905 - OEIS

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A189905 as a triangular array

										2
									4		4
								8		16		8
							15		64		64		15
						28		225		512		225		28
					52		784		3375		3375		784		52
				96		2704		21952		35656		21952		2704		96
			177		9216		140608		372850		377517		140608		9216		177
		326		31329		884736		3833322		6442436		3810503		884736		31329		326
	600

A189905 as a square array

2	4	8	15	28	52	96	177	326	600
4	16	64	225	784	2704	9216	31329
8	64	512	3375	21952	140608	884736
15	225	3375	35656	372850	3833322
28	784	21952	377517	6442436
52	2704	140608	3810503
96	9216	884736
177	31329
326

A189905 as an upper right triangle

2	4	8	15	28	52	96	177	326	600
	4	16	64	225	784	2704	9216	31329
		8	64	512	3375	21952	140608	884736
			15	225	3375	35656	372850	3833322
				28	784	21952	377517	6442436
					52	2704	140608	3810503
						96	9216	884736
							177	31329
								326