A033291 - OEIS

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A033291 as a triangular array

											1
										2		4
									6		9		12
								16		20		24		28
							30		35		40		45		50
						54		60		66		72		78		84
					91		98		105		112		119		126		133
				136		144		152		160		168		176		184		192
			198		207		216		225		234		243		252		261		270
		280		290		300		310		320		330		340		350		360		370
	374		385		396		407		418		429		440		451		462

A033291 as a square array

1	2	6	16	30	54	91	136	198	280	374
4	9	20	35	60	98	144	207	290	385
12	24	40	66	105	152	216	300	396
28	45	72	112	160	225	310	407
50	78	119	168	234	320	418
84	126	176	243	330	429
133	184	252	340	440
192	261	350	451
270	360	462
370

A033291 as an upper right triangle

1	2	6	16	30	54	91	136	198	280	374
	4	9	20	35	60	98	144	207	290	385
		12	24	40	66	105	152	216	300	396
			28	45	72	112	160	225	310	407
				50	78	119	168	234	320	418
					84	126	176	243	330	429
						133	184	252	340	440
							192	261	350	451
								270	360	462
									370