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A150630 as a simple table

na(n)
01
12
27
327
4115
5496
62203
79920
845411
9209940
10979623
114601579
1221744703
13103247146
14492314131
152355900011
1611309419723
1754439264932
18262687966031
191270289989275
206154650238423
2129871399257282
22145206884273859
23706861991466206
243445426296696735
2516813717974366998
2682139970279742863

[1,2,7,27,115,496,2203,9920,45411,209940,979623,
 4601579,21744703,103247146,492314131,2355900011,
 11309419723,54439264932,262687966031,
 1270289989275,6154650238423,29871399257282,
 145206884273859,706861991466206,3445426296696735,
 16813717974366998,82139970279742863]