login

A272498 as a simple table

na(n)
81
99
10135
111650
1223265
13316602
144810806
1573880235
161229123610
1721174714990
18388551217626
197431930745668
20150102842702670
213162843042018660
2269923464752835980
231611044465380180974
2438759812951913315262
25969843174518264324850
2625246982138722170061950

[1,9,135,1650,23265,316602,4810806,73880235,
 1229123610,21174714990,388551217626,7431930745668,
 150102842702670,3162843042018660,
 69923464752835980,1611044465380180974,
 38759812951913315262,969843174518264324850,
 25246982138722170061950]