A038304 - OEIS

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A038304 as a triangular array

								1
							10		2
						100		40		4
					1000		600		120		8
				10000		8000		2400		320		16
			100000		100000		40000		8000		800		32
		1000000		1200000		600000		160000		24000		1920		64
	10000000		14000000		8400000		2800000		560000		67200		4480		128
100000000

A038304 as a square array

1	10	100	1000	10000	100000	1000000	10000000	100000000
2	40	600	8000	100000	1200000	14000000
4	120	2400	40000	600000	8400000
8	320	8000	160000	2800000
16	800	24000	560000
32	1920	67200
64	4480
128

A038304 as an upper right triangle

1	10	100	1000	10000	100000	1000000	10000000	100000000
	2	40	600	8000	100000	1200000	14000000
		4	120	2400	40000	600000	8400000
			8	320	8000	160000	2800000
				16	800	24000	560000
					32	1920	67200
						64	4480
							128