A202550 - OEIS

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

A202550 as a triangular array

									1
								4		1
							21		8		1
						124		58		12		1
					782		416		111		16		1
				5144		2997		940		180		20		1
			34845		21752		7653		1760		265		24		1
		241196		159062		61068		16014		2940		366		28		1
	1697498		1171136		481944		139712		29600		4544

A202550 as a square array

1	4	21	124	782	5144	34845	241196	1697498
1	8	58	416	2997	21752	159062	1171136
1	12	111	940	7653	61068	481944
1	16	180	1760	16014	139712
1	20	265	2940	29600
1	24	366	4544
1	28
1

A202550 as an upper right triangle

1	4	21	124	782	5144	34845	241196	1697498
	1	8	58	416	2997	21752	159062	1171136
		1	12	111	940	7653	61068	481944
			1	16	180	1760	16014	139712
				1	20	265	2940	29600
					1	24	366	4544
						1	28
							1