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A301702 as a simple table

na(n)
01
11
25
319
489
5401
61877
78821
841969
9200899
10967605
114681491
1222739705
13110816343
14541561333
152653061819
1613024808161
1764063300481
18315624211781
191557318893473
207694243895289
2138060959885345
22188482408625373
23934323819631893
244635781966972721
2523020536772620401

[1,1,5,19,89,401,1877,8821,41969,200899,967605,
 4681491,22739705,110816343,541561333,2653061819,
 13024808161,64063300481,315624211781,
 1557318893473,7694243895289,38060959885345,
 188482408625373,934323819631893,4635781966972721,
 23020536772620401]