A342138 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A342138 as a triangular array

											1
										0		3
									2		5		8
								7		10		13		16
							15		18		21		24		27
						26		29		32		35		38		41
					40		43		46		49		52		55		58
				57		60		63		66		69		72		75		78
			77		80		83		86		89		92		95		98		101
		100		103		106		109		112		115		118		121		124		127
	126		129		132		135		138		141		144		147		150		153		156

A342138 as a square array

1	0	2	7	15	26	40	57	77	100	126
3	5	10	18	29	43	60	80	103	129
8	13	21	32	46	63	83	106	132
16	24	35	49	66	86	109	135
27	38	52	69	89	112	138
41	55	72	92	115	141
58	75	95	118	144
78	98	121	147
101	124	150
127	153
156

A342138 as an upper right triangle

1	0	2	7	15	26	40	57	77	100	126
	3	5	10	18	29	43	60	80	103	129
		8	13	21	32	46	63	83	106	132
			16	24	35	49	66	86	109	135
				27	38	52	69	89	112	138
					41	55	72	92	115	141
						58	75	95	118	144
							78	98	121	147
								101	124	150
									127	153
										156