A203998 - OEIS

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

A203998 as a triangular array

												1
											3		3
										5		5		5
									7		8		8		7
								9		11		11		11		9
							11		14		15		15		14		11
						13		17		19		19		19		17		13
					15		20		23		24		24		23		20		15
				17		23		27		29		29		29		27		23		17
			19		26		31		34		35		35		34		31		26		19
		21		29		35		39		41		41		41		39		35		29		21
	23		32		39		44

A203998 as a square array

1	3	5	7	9	11	13	15	17	19	21	23
3	5	8	11	14	17	20	23	26	29	32
5	8	11	15	19	23	27	31	35	39
7	11	15	19	24	29	34	39	44
9	14	19	24	29	35	41
11	17	23	29	35	41
13	20	27	34	41
15	23	31	39
17	26	35
19	29
21

A203998 as an upper right triangle

1	3	5	7	9	11	13	15	17	19	21	23
	3	5	8	11	14	17	20	23	26	29	32
		5	8	11	15	19	23	27	31	35	39
			7	11	15	19	24	29	34	39	44
				9	14	19	24	29	35	41
					11	17	23	29	35	41
						13	20	27	34	41
							15	23	31	39
								17	26	35
									19	29
										21