login

A090257 as a simple table

na(n)
01
11
281
3729
4441
5729
681
71521
859049
91521
109
1113689
121089
13159201
1462001
15363609
164761
171521
188649
191147041
20110889
2129241
22233289
23370881
24558009
257569
26710649
2759049
28184041
29301401
3056169
3177841
3271289
33233289
3481
3591809
361535121
379018009

[1,1,81,729,441,729,81,1521,59049,1521,9,13689,
 1089,159201,62001,363609,4761,1521,8649,1147041,
 110889,29241,233289,370881,558009,7569,710649,
 59049,184041,301401,56169,77841,71289,233289,81,
 91809,1535121,9018009]