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A264510 as a simple table

na(n)
14
28
3149
41224
511464
6105324
7934515
88447072
974853911
10667307316
115910551849
1252402729032
13463749831684
144103713013772
1536294105886533
16320942829301896
172837528947062683
1825084989795765540
19221746618032948331

[4,8,149,1224,11464,105324,934515,8447072,
 74853911,667307316,5910551849,52402729032,
 463749831684,4103713013772,36294105886533,
 320942829301896,2837528947062683,
 25084989795765540,221746618032948331]