login

A207070 as a simple table

na(n)
16
236
3102
4288
5896
62499
76634
817848
947192
10122200
11315315
12809784
132063670
145238225
1513261490
1633465000
1784237826
18211676500
19531027000
201330245423
213328592562
228320844952
2320782671568
2451871277456
25129387019195
26322571437760

[6,36,102,288,896,2499,6634,17848,47192,122200,
 315315,809784,2063670,5238225,13261490,33465000,
 84237826,211676500,531027000,1330245423,
 3328592562,8320844952,20782671568,51871277456,
 129387019195,322571437760]