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A360798 as a simple table

na(n)
11
25
313
445
581
6321
7449
81745
92945
109153
1111265
1260609
1353249
14230401
15410625
161259777
171114113
187263233
194980737
2031337473
2144630017
22115367937
2396468993
24937283585
25551550977
262399256577
274594597889
2814579646465
297784628225
3089894944769
3133285996545

[1,5,13,45,81,321,449,1745,2945,9153,11265,60609,
 53249,230401,410625,1259777,1114113,7263233,
 4980737,31337473,44630017,115367937,96468993,
 937283585,551550977,2399256577,4594597889,
 14579646465,7784628225,89894944769,33285996545]