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A306888 as a simple table

na(n)
10
21
31
42
51
64
73
88
911
1020
1131
1264
13105
14202
15367
16696
171285
182452
194599
208776
2116651
2231838
2360787
24116640
25223697
26430396
27828525
281598228
293085465
305966000
3111545611
3222371000
3343383571
3484217616
35163617805
36318150720
37619094385
381205614054
392349384031
404581315968

[0,1,1,2,1,4,3,8,11,20,31,64,105,202,367,696,1285,
 2452,4599,8776,16651,31838,60787,116640,223697,
 430396,828525,1598228,3085465,5966000,11545611,
 22371000,43383571,84217616,163617805,318150720,
 619094385,1205614054,2349384031,4581315968]