A204246 - OEIS

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A204246 as a triangular array

													1
												1		1
											1		1		1
										1		0		0		1
									1		0		2		0		1
								1		0		0		0		0		1
							1		0		0		6		0		0		1
						1		0		0		0		0		0		0		1
					1		0		0		0		24		0		0		0		1
				1		0		0		0		0		0		0		0		0		1
			1		0		0		0		0		120		0		0		0		0		1
		1		0		0		0		0		0		0		0		0		0		0		1
	1		0		0		0		0		0		720		0		0		0		0		0		1
1		0		0		0		0		0		0		0		0		0		0		0

A204246 as a square array

1	1	1	1	1	1	1	1	1	1	1	1	1	1
1	1	0	0	0	0	0	0	0	0	0	0	0
1	0	2	0	0	0	0	0	0	0	0	0
1	0	0	6	0	0	0	0	0	0	0
1	0	0	0	24	0	0	0	0	0
1	0	0	0	0	120	0	0	0
1	0	0	0	0	0	720	0
1	0	0	0	0	0	0
1	0	0	0	0	0
1	0	0	0	0
1	0	0	0
1	0	0
1

A204246 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	1	1	0	0	0	0	0	0	0	0	0	0	0
		1	0	2	0	0	0	0	0	0	0	0	0
			1	0	0	6	0	0	0	0	0	0	0
				1	0	0	0	24	0	0	0	0	0
					1	0	0	0	0	120	0	0	0
						1	0	0	0	0	0	720	0
							1	0	0	0	0	0	0
								1	0	0	0	0	0
									1	0	0	0	0
										1	0	0	0
											1	0	0
												1

													1
												1		1
											1		1		1
										1		0		0		1
									1		0		2		0		1
								1		0		0		0		0		1
							1		0		0		6		0		0		1
						1		0		0		0		0		0		0		1
					1		0		0		0		24		0		0		0		1
				1		0		0		0		0		0		0		0		0		1
			1		0		0		0		0		120		0		0		0		0		1
		1		0		0		0		0		0		0		0		0		0		0		1
	1		0		0		0		0		0		720		0		0		0		0		0		1
1		0		0		0		0		0		0		0		0		0		0		0

1	1	1	1	1	1	1	1	1	1	1	1	1	1
1	1	0	0	0	0	0	0	0	0	0	0	0
1	0	2	0	0	0	0	0	0	0	0	0
1	0	0	6	0	0	0	0	0	0	0
1	0	0	0	24	0	0	0	0	0
1	0	0	0	0	120	0	0	0
1	0	0	0	0	0	720	0
1	0	0	0	0	0	0
1	0	0	0	0	0
1	0	0	0	0
1	0	0	0
1	0	0
1

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	1	1	0	0	0	0	0	0	0	0	0	0	0
		1	0	2	0	0	0	0	0	0	0	0	0
			1	0	0	6	0	0	0	0	0	0	0
				1	0	0	0	24	0	0	0	0	0
					1	0	0	0	0	120	0	0	0
						1	0	0	0	0	0	720	0
							1	0	0	0	0	0	0
								1	0	0	0	0	0
									1	0	0	0	0
										1	0	0	0
											1	0	0
												1

													1
												1		1
											1		1		1
										1		0		0		1
									1		0		2		0		1
								1		0		0		0		0		1
							1		0		0		6		0		0		1
						1		0		0		0		0		0		0		1
					1		0		0		0		24		0		0		0		1
				1		0		0		0		0		0		0		0		0		1
			1		0		0		0		0		120		0		0		0		0		1
		1		0		0		0		0		0		0		0		0		0		0		1
	1		0		0		0		0		0		720		0		0		0		0		0		1
1		0		0		0		0		0		0		0		0		0		0		0

1	1	1	1	1	1	1	1	1	1	1	1	1	1
1	1	0	0	0	0	0	0	0	0	0	0	0
1	0	2	0	0	0	0	0	0	0	0	0
1	0	0	6	0	0	0	0	0	0	0
1	0	0	0	24	0	0	0	0	0
1	0	0	0	0	120	0	0	0
1	0	0	0	0	0	720	0
1	0	0	0	0	0	0
1	0	0	0	0	0
1	0	0	0	0
1	0	0	0
1	0	0
1

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	1	1	0	0	0	0	0	0	0	0	0	0	0
		1	0	2	0	0	0	0	0	0	0	0	0
			1	0	0	6	0	0	0	0	0	0	0
				1	0	0	0	24	0	0	0	0	0
					1	0	0	0	0	120	0	0	0
						1	0	0	0	0	0	720	0
							1	0	0	0	0	0	0
								1	0	0	0	0	0
									1	0	0	0	0
										1	0	0	0
											1	0	0
												1

													1
												1		1
											1		1		1
										1		0		0		1
									1		0		2		0		1
								1		0		0		0		0		1
							1		0		0		6		0		0		1
						1		0		0		0		0		0		0		1
					1		0		0		0		24		0		0		0		1
				1		0		0		0		0		0		0		0		0		1
			1		0		0		0		0		120		0		0		0		0		1
		1		0		0		0		0		0		0		0		0		0		0		1
	1		0		0		0		0		0		720		0		0		0		0		0		1
1		0		0		0		0		0		0		0		0		0		0		0

1	1	1	1	1	1	1	1	1	1	1	1	1	1
1	1	0	0	0	0	0	0	0	0	0	0	0
1	0	2	0	0	0	0	0	0	0	0	0
1	0	0	6	0	0	0	0	0	0	0
1	0	0	0	24	0	0	0	0	0
1	0	0	0	0	120	0	0	0
1	0	0	0	0	0	720	0
1	0	0	0	0	0	0
1	0	0	0	0	0
1	0	0	0	0
1	0	0	0
1	0	0
1

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	1	1	0	0	0	0	0	0	0	0	0	0	0
		1	0	2	0	0	0	0	0	0	0	0	0
			1	0	0	6	0	0	0	0	0	0	0
				1	0	0	0	24	0	0	0	0	0
					1	0	0	0	0	120	0	0	0
						1	0	0	0	0	0	720	0
							1	0	0	0	0	0	0
								1	0	0	0	0	0
									1	0	0	0	0
										1	0	0	0
											1	0	0
												1