A223625 - OEIS

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A223625 as a triangular array

										2
									4		3
								7		11		4
							11		35		26		5
						16		98		147		57		6
					22		260		751		574		120		7
				29		643		3560		5303		2114		247		8
			37		1563		15778		45580		35413		7504		502		9
		46		3631		67030		371569		557432		228401		26050		1013		10
	56		8407		274631		2888847		8313608

A223625 as a square array

2	4	7	11	16	22	29	37	46	56
3	11	35	98	260	643	1563	3631	8407
4	26	147	751	3560	15778	67030	274631
5	57	574	5303	45580	371569	2888847
6	120	2114	35413	557432	8313608
7	247	7504	228401
8	502	26050
9	1013
10

A223625 as an upper right triangle

2	4	7	11	16	22	29	37	46	56
	3	11	35	98	260	643	1563	3631	8407
		4	26	147	751	3560	15778	67030	274631
			5	57	574	5303	45580	371569	2888847
				6	120	2114	35413	557432	8313608
					7	247	7504	228401
						8	502	26050
							9	1013
								10