A277239 - OEIS

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A277239 as a triangular array

												1
											1		0
										1		1		0
									1		2		1		0
								1		2		5		1		0
							1		2		8		8		1		0
						1		2		9		19		13		1		0
					1		2		9		27		42		18		1		0
				1		2		9		30		74		78		25		1		0
			1		2		9		31		95		168		139		32		1		0
		1		2		9		31		105		248		363		224		41		1		0
	1		2		9		31		108		300		614		703		350		50		1		0

A277239 as a square array

1	1	1	1	1	1	1	1	1	1	1	1
0	1	2	2	2	2	2	2	2	2	2
0	1	5	8	9	9	9	9	9	9
0	1	8	19	27	30	31	31	31
0	1	13	42	74	95	105	108
0	1	18	78	168	248	300
0	1	25	139	363	614
0	1	32	224	703
0	1	41	350
0	1	50
0	1
0

A277239 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1
	0	1	2	2	2	2	2	2	2	2	2
		0	1	5	8	9	9	9	9	9	9
			0	1	8	19	27	30	31	31	31
				0	1	13	42	74	95	105	108
					0	1	18	78	168	248	300
						0	1	25	139	363	614
							0	1	32	224	703
								0	1	41	350
									0	1	50
										0	1
											0