A316289 - OEIS

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A316289 as a triangular array

										1
									2		2
								4		8		4
							8		21		21		8
						16		49		42		49		16
					32		120		125		125		120		32
				64		293		361		354		361		293		64
			128		719		987		1372		1372		987		719		128
		256		1774		2840		3933		7973		3933		2840		1774		256
	512		4389		8177		12454		35706		35706		12454		8177		4389

A316289 as a square array

1	2	4	8	16	32	64	128	256	512
2	8	21	49	120	293	719	1774	4389
4	21	42	125	361	987	2840	8177
8	49	125	354	1372	3933	12454
16	120	361	1372	7973	35706
32	293	987	3933	35706
64	719	2840	12454
128	1774	8177
256	4389

A316289 as an upper right triangle

1	2	4	8	16	32	64	128	256	512
	2	8	21	49	120	293	719	1774	4389
		4	21	42	125	361	987	2840	8177
			8	49	125	354	1372	3933	12454
				16	120	361	1372	7973	35706
					32	293	987	3933	35706
						64	719	2840	12454
							128	1774	8177
								256	4389