login

A164053 as a simple table

na(n)
13
25
311
415
527
635
759
875
9123
10155
11251
12315
13507
14635
151019
161275
172043
182555
194091
205115
218187
2210235
2316379
2420475
2532763
2640955
2765531
2881915
29131067
30163835
31262139
32327675
33524283
34655355
351048571
361310715
372097147
382621435
394194299

[3,5,11,15,27,35,59,75,123,155,251,315,507,635,
 1019,1275,2043,2555,4091,5115,8187,10235,16379,
 20475,32763,40955,65531,81915,131067,163835,
 262139,327675,524283,655355,1048571,1310715,
 2097147,2621435,4194299]