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A204138 as a simple table

na(n)
17
25
319
411
523
661
7137
8229
9599
101151
115953
12101107
13549149
1416036673
1528158577
16468599149
1763088004325217
183233514251032733
1953815701950239487
2014906561637522623977
21248091402816751952399
221712077530466014390485776063

[7,5,19,11,23,61,137,229,599,1151,5953,101107,
 549149,16036673,28158577,468599149,63088004325217,
 3233514251032733,53815701950239487,
 14906561637522623977,248091402816751952399,
 1712077530466014390485776063]