A258149 - OEIS

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A258149 as a triangular array

											1
										0		7
									7		0		17
								0		1		0		31
							23		0		0		0		49
						0		17		0		23		0		71
					47		0		7		0		41		0		97
				0		41		0		7		0		0		0		127
			79		0		31		0		0		0		89		0		161
		0		73		0		17		0		47		0		119		0		199
	119		0		0		0		1		0		73		0		0		0		241

A258149 as a square array

1	0	7	0	23	0	47	0	79	0	119
7	0	1	0	17	0	41	0	73	0
17	0	0	0	7	0	31	0	0
31	0	23	0	7	0	17	0
49	0	41	0	0	0	1
71	0	0	0	47	0
97	0	89	0	73
127	0	119	0
161	0	0
199	0
241

A258149 as an upper right triangle

1	0	7	0	23	0	47	0	79	0	119
	7	0	1	0	17	0	41	0	73	0
		17	0	0	0	7	0	31	0	0
			31	0	23	0	7	0	17	0
				49	0	41	0	0	0	1
					71	0	0	0	47	0
						97	0	89	0	73
							127	0	119	0
								161	0	0
									199	0
										241