A163328 - OEIS

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A163328 as a triangular array

												0
											1		3
										2		4		6
									9		5		7		27
								10		12		8		28		30
							11		13		15		29		31		33
						18		14		16		36		32		34		54
					19		21		17		37		39		35		55		57
				20		22		24		38		40		42		56		58		60
			81		23		25		45		41		43		63		59		61		243
		82		84		26		46		48		44		64		66		62		244		246
	83		85		87		47		49

A163328 as a square array

0	1	2	9	10	11	18	19	20	81	82	83
3	4	5	12	13	14	21	22	23	84	85
6	7	8	15	16	17	24	25	26	87
27	28	29	36	37	38	45	46	47
30	31	32	39	40	41	48	49
33	34	35	42	43	44
54	55	56	63	64
57	58	59	66
60	61	62
243	244
246

A163328 as an upper right triangle

0	1	2	9	10	11	18	19	20	81	82	83
	3	4	5	12	13	14	21	22	23	84	85
		6	7	8	15	16	17	24	25	26	87
			27	28	29	36	37	38	45	46	47
				30	31	32	39	40	41	48	49
					33	34	35	42	43	44
						54	55	56	63	64
							57	58	59	66
								60	61	62
									243	244
										246