A206107 - OEIS

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A206107 as a simple table

n	a(n)
1	3472540
2	628383700
3	173412646632
4	53034080059688
5	16603949695703620
6	5228849998045900208
7	1650022029893268519364
8	521190725033616103989460
9	164721688003403514434431312
10	52079025040696760015544553512

[3472540,628383700,173412646632,53034080059688, 16603949695703620,5228849998045900208, 1650022029893268519364,521190725033616103989460, 164721688003403514434431312, 52079025040696760015544553512]