login

A055384 as a simple table

na(n)
01
15
221
365
4168
5364
6726
71316
82253
93649
105681
118505
1212390
1317544
1424318
1533008
1644061
1757841
1874935
1995785
20121098
21151440
22187650
23230388
24280683
25339297
26407415
27485961
28576290
29679444
30797016
31930176
321080711
331249989

[1,5,21,65,168,364,726,1316,2253,3649,5681,8505,
 12390,17544,24318,33008,44061,57841,74935,95785,
 121098,151440,187650,230388,280683,339297,407415,
 485961,576290,679444,797016,930176,1080711,
 1249989]