A209145 - OEIS

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A209145 as a triangular array

											1
										2		1
									4		4		1
								7		10		5		1
							12		22		16		6		1
						20		45		43		23		7		1
					33		88		104		72		31		8		1
				54		167		235		199		110		40		9		1
			88		310		506		506		340		158		50		10		1
		143		566		1051		1211		956		538		217		61		11		1
	232		1020		2123		2768		2507		1652		805

A209145 as a square array

1	2	4	7	12	20	33	54	88	143	232
1	4	10	22	45	88	167	310	566	1020
1	5	16	43	104	235	506	1051	2123
1	6	23	72	199	506	1211	2768
1	7	31	110	340	956	2507
1	8	40	158	538	1652
1	9	50	217	805
1	10	61
1	11
1

A209145 as an upper right triangle

1	2	4	7	12	20	33	54	88	143	232
	1	4	10	22	45	88	167	310	566	1020
		1	5	16	43	104	235	506	1051	2123
			1	6	23	72	199	506	1211	2768
				1	7	31	110	340	956	2507
					1	8	40	158	538	1652
						1	9	50	217	805
							1	10	61
								1	11
									1