login

A199228 as a simple table

na(n)
115
21538
3108608
49196334
5792389959
670698654245
76443389324257
8597038658964877
956047378745263409

[15,1538,108608,9196334,792389959,70698654245,
 6443389324257,597038658964877,56047378745263409]