login

A200190 as a simple table

na(n)
11
212
366
4426
52794
618838
7127800
8881008
96081086
1042452472
11296258332
122085263400
1314662923954
14103810065802
15734016517080
165219300699654
1737060739113354
18264413563521598
191883784631395118
2013476226807283384

[1,12,66,426,2794,18838,127800,881008,6081086,
 42452472,296258332,2085263400,14662923954,
 103810065802,734016517080,5219300699654,
 37060739113354,264413563521598,1883784631395118,
 13476226807283384]