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A196789 as a simple table

na(n)
01
166
21001
38008
443758
5184756
6646646
71961256
85311735
913123110
1030045015
1164512240
12131128140
13254186856
14472733756
15847660528
161471442973
172481256778
184076350421
196540715896
2010272278170
2115820024220
2223930713170
2335607051480
2452179482355
2575394027566

[1,66,1001,8008,43758,184756,646646,1961256,
 5311735,13123110,30045015,64512240,131128140,
 254186856,472733756,847660528,1471442973,
 2481256778,4076350421,6540715896,10272278170,
 15820024220,23930713170,35607051480,52179482355,
 75394027566]