A210200 - OEIS

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A210200 as a triangular array

											1
										2		2
									4		5		2
								7		12		7		2
							12		25		21		9		2
						20		50		53		32		11		2
					33		96		124		94		45		13		2
				54		180		273		250		150		60		15		2
			88		331		577		617		445		223		77		17		2
		143		600		1181		1444		1212		728		315		96		19		2
	232		1075		2358		3242		3101		2163

A210200 as a square array

1	2	4	7	12	20	33	54	88	143	232
2	5	12	25	50	96	180	331	600	1075
2	7	21	53	124	273	577	1181	2358
2	9	32	94	250	617	1444	3242
2	11	45	150	445	1212	3101
2	13	60	223	728	2163
2	15	77	315
2	17	96
2	19
2

A210200 as an upper right triangle

1	2	4	7	12	20	33	54	88	143	232
	2	5	12	25	50	96	180	331	600	1075
		2	7	21	53	124	273	577	1181	2358
			2	9	32	94	250	617	1444	3242
				2	11	45	150	445	1212	3101
					2	13	60	223	728	2163
						2	15	77	315
							2	17	96
								2	19
									2