login

A006885 as a simple table

na(n)
11
22
316
452
5160
69232
713120
839364
941524
10250504
111276936
126810136
138153620
1427114424
1550143264
16106358020
17121012864
18593279152
191570824736
202482111348
212798323360
2217202377752
2324648077896
2452483285312
2556991483520
2690239155648
27139646736808

[1,2,16,52,160,9232,13120,39364,41524,250504,
 1276936,6810136,8153620,27114424,50143264,
 106358020,121012864,593279152,1570824736,
 2482111348,2798323360,17202377752,24648077896,
 52483285312,56991483520,90239155648,139646736808]