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A307788 as a simple table

na(n)
01
11
21
32
45
512
629
772
8182
9466
101207
113158
128334
1322158
1459299
15159614
16431838
171173710
183203244
198774780
2024118522
2166497316
22183858411
23509670494
241416231616
253944027402
2611006186760
2730772507128
2886191006746
29241815195292

[1,1,1,2,5,12,29,72,182,466,1207,3158,8334,22158,
 59299,159614,431838,1173710,3203244,8774780,
 24118522,66497316,183858411,509670494,1416231616,
 3944027402,11006186760,30772507128,86191006746,
 241815195292]