A199246 - OEIS

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A199246 as a triangular array

											1
										1		1
									1		2		1
								3		2		2		3
							6		12		6		12		6
						5		36		25		25		36		5
					19		39		110		440		110		39		19
				37		288		472		2907		2907		472		288		37
			29		836		2080		7100		29227		7100		2080		836		29
		124		888		9279		134821		106134		106134		134821		9279		888		124
	240		7380		41704

A199246 as a square array

1	1	1	3	6	5	19	37	29	124	240
1	2	2	12	36	39	288	836	888	7380
1	2	6	25	110	472	2080	9279	41704
3	12	25	440	2907	7100	134821
6	36	110	2907	29227	106134
5	39	472	7100	106134
19	288	2080	134821
37	836	9279
29	888
124

A199246 as an upper right triangle

1	1	1	3	6	5	19	37	29	124	240
	1	2	2	12	36	39	288	836	888	7380
		1	2	6	25	110	472	2080	9279	41704
			3	12	25	440	2907	7100	134821
				6	36	110	2907	29227	106134
					5	39	472	7100	106134
						19	288	2080	134821
							37	836	9279
								29	888
									124