A177975 - OEIS

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

A177975 as a triangular array

												1
											0		1
										0		1		1
									0		2		2		1
								0		2		5		3		1
							0		4		7		9		4		1
						0		2		14		16		14		5		1
					0		6		13		34		30		20		6		1
				0		4		27		43		69		50		27		7		1
			0		6		26		83		107		125		77		35		8		1
		0		4		39		100		209		226		209		112		44		9		1
	0		10		38		155		295		461		428		329		156		54		10		1

A177975 as a square array

1	0	0	0	0	0	0	0	0	0	0	0
1	1	2	2	4	2	6	4	6	4	10
1	2	5	7	14	13	27	26	39	38
1	3	9	16	34	43	83	100	155
1	4	14	30	69	107	209	295
1	5	20	50	125	226	461
1	6	27	77	209	428
1	7	35	112	329
1	8	44	156
1	9	54
1	10
1

A177975 as an upper right triangle

1	0	0	0	0	0	0	0	0	0	0	0
	1	1	2	2	4	2	6	4	6	4	10
		1	2	5	7	14	13	27	26	39	38
			1	3	9	16	34	43	83	100	155
				1	4	14	30	69	107	209	295
					1	5	20	50	125	226	461
						1	6	27	77	209	428
							1	7	35	112	329
								1	8	44	156
									1	9	54
										1	10
											1