A298675 - OEIS

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A298675 as a triangular array

											1
										2		-1
									3		2		-2
								4		7		2		-1
							5		14		18		2		1
						6		23		52		47		2		2
					7		34		110		194		123		2		1
				8		47		198		527		724		322		2		-1
			9		62		322		1154		2525		2702		843		2		-2
		10		79		488		2207		6726		12098		10084		2207		2		-1
	11		98		702		3842		15127		39202		57965		37634		5778		2		1

A298675 as a square array

1	2	3	4	5	6	7	8	9	10	11
-1	2	7	14	23	34	47	62	79	98
-2	2	18	52	110	198	322	488	702
-1	2	47	194	527	1154	2207	3842
1	2	123	724	2525	6726	15127
2	2	322	2702	12098	39202
1	2	843	10084	57965
-1	2	2207	37634
-2	2	5778
-1	2
1

A298675 as an upper right triangle

1	2	3	4	5	6	7	8	9	10	11
	-1	2	7	14	23	34	47	62	79	98
		-2	2	18	52	110	198	322	488	702
			-1	2	47	194	527	1154	2207	3842
				1	2	123	724	2525	6726	15127
					2	2	322	2702	12098	39202
						1	2	843	10084	57965
							-1	2	2207	37634
								-2	2	5778
									-1	2
										1