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A035855 as a simple table

na(n)
01
1870
2189660
318502290
41026829680
537041354030
6946156012020
718170467948410
8274296114962940
93368607034611630
1034588475083615740
11303610009666655370
122320524189173327760
1315683018934278391990

[1,870,189660,18502290,1026829680,37041354030,
 946156012020,18170467948410,274296114962940,
 3368607034611630,34588475083615740,
 303610009666655370,2320524189173327760,
 15683018934278391990]