A046742 - OEIS

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A046742 as a triangular array

												1
											0		1
										0		1		2
									0		0		2		3
								0		0		1		5		6
							0		0		1		5		13		11
						0		0		0		4		19		33		23
					0		0		0		2		22		67		89		47
				0		0		0		1		20		107		236		240		106
			0		0		0		1		14		132		486		797		657		235
		0		0		0		0		9		138		814		2075		2678		1806		551
	0		0		0		0		5		126		1169		4495		8548		8833		5026		1301

A046742 as a square array

1	0	0	0	0	0	0	0	0	0	0	0
1	1	0	0	0	0	0	0	0	0	0
2	2	1	1	0	0	0	0	0	0
3	5	5	4	2	1	1	0	0
6	13	19	22	20	14	9	5
11	33	67	107	132	138	126
23	89	236	486	814	1169
47	240	797	2075	4495
106	657	2678	8548
235	1806	8833
551	5026
1301

A046742 as an upper right triangle

1	0	0	0	0	0	0	0	0	0	0	0
	1	1	0	0	0	0	0	0	0	0	0
		2	2	1	1	0	0	0	0	0	0
			3	5	5	4	2	1	1	0	0
				6	13	19	22	20	14	9	5
					11	33	67	107	132	138	126
						23	89	236	486	814	1169
							47	240	797	2075	4495
								106	657	2678	8548
									235	1806	8833
										551	5026
											1301