A337403 - OEIS

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A337403 as a triangular array

										4
									12		4
								36		14		4
							98		54		14		4
						274		200		56		14		4
					702		744		224		56		14		4
				1854		2626		926		226		56		14		4
			4614		9186		3738		956		226		56		14		4
		11778		31122		15056		4014		958		226		56		14		4
	28914		105766		59092		17074		4050		958		226		56		14		4

A337403 as a square array

4	12	36	98	274	702	1854	4614	11778	28914
4	14	54	200	744	2626	9186	31122	105766
4	14	56	224	926	3738	15056	59092
4	14	56	226	956	4014	17074
4	14	56	226	958	4050
4	14	56	226	958
4	14	56	226
4	14	56
4	14
4

A337403 as an upper right triangle

4	12	36	98	274	702	1854	4614	11778	28914
	4	14	54	200	744	2626	9186	31122	105766
		4	14	56	224	926	3738	15056	59092
			4	14	56	226	956	4014	17074
				4	14	56	226	958	4050
					4	14	56	226	958
						4	14	56	226
							4	14	56
								4	14
									4