A254858 - OEIS

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A254858 as a triangular array

											2
										2		3
									2		5		5
								2		7		10		7
							2		9		17		17		11
						2		11		26		34		28		13
					2		13		37		60		62		41		17
				2		15		50		97		122		103		58		19
			2		17		65		147		219		225		161		77		23
		2		19		82		212		366		444		386		238		100		29
	2		21		101		294		578		810		830		624		338		129		31

A254858 as a square array

2	2	2	2	2	2	2	2	2	2	2
3	5	7	9	11	13	15	17	19	21
5	10	17	26	37	50	65	82	101
7	17	34	60	97	147	212	294
11	28	62	122	219	366	578
13	41	103	225	444	810
17	58	161	386	830
19	77	238	624
23	100	338
29	129
31

A254858 as an upper right triangle

2	2	2	2	2	2	2	2	2	2	2
	3	5	7	9	11	13	15	17	19	21
		5	10	17	26	37	50	65	82	101
			7	17	34	60	97	147	212	294
				11	28	62	122	219	366	578
					13	41	103	225	444	810
						17	58	161	386	830
							19	77	238	624
								23	100	338
									29	129
										31