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A308240 as a simple table

na(n)
01
11
22
36
419
558
6184
7604
82017
96806
1023161
1179392
12273614
13946981
143289364
1511460830
1640036253
17140175224
18491756763
191728190792
206082921479
2121440851774
2275669652513
23267362335333
24945656056754
253347973882425
2611863501369311
2742072251661888

[1,1,2,6,19,58,184,604,2017,6806,23161,79392,
 273614,946981,3289364,11460830,40036253,140175224,
 491756763,1728190792,6082921479,21440851774,
 75669652513,267362335333,945656056754,
 3347973882425,11863501369311,42072251661888]