login

A057450 as a simple table

na(n)
14
27
317
459
5277
61787
715299
8167449
92269733
1037139213
11718064159
1216123689073
13414507281407
1412055296811267
15392654585611999
1614199419938376521
17565855918431234443

[4,7,17,59,277,1787,15299,167449,2269733,37139213,
 718064159,16123689073,414507281407,12055296811267,
 392654585611999,14199419938376521,
 565855918431234443]