login

A078728 as a simple table

na(n)
13
257
3297
4177
5237
625111
7231339
867419
9273817
10345111
112001753
12912277
135236153
149228627
1510599391
162835261
1760120003
1814054037
1927923629
2041783347
2124590943
22112161513
23230484021
2411446969
25205242589
26583389307
27873650007

[3,57,297,177,237,25111,231339,67419,273817,
 345111,2001753,912277,5236153,9228627,10599391,
 2835261,60120003,14054037,27923629,41783347,
 24590943,112161513,230484021,11446969,205242589,
 583389307,873650007]