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A011907 as a simple table

na(n)
00
10
20
30
40
52
64
78
813
920
1028
1139
1252
1368
1487
15109
16134
17163
18195
19232
20273
21319
22369
23425
24485
25552
26624
27702
28786
29876
30974
311078
321190
331309
341436
351570
361713
371864
382024
392193
402371
412558
422755
432961
443178
453405
463643
473891
484151
494421
504704
514998
525304
535622
545952
556296
566652
577022
587405
597802
608212
618637
629076
639530
649999
6510483
6610982
6711497
6812027

[0,0,0,0,0,2,4,8,13,20,28,39,52,68,87,109,134,163,
 195,232,273,319,369,425,485,552,624,702,786,876,
 974,1078,1190,1309,1436,1570,1713,1864,2024,2193,
 2371,2558,2755,2961,3178,3405,3643,3891,4151,4421,
 4704,4998,5304,5622,5952,6296,6652,7022,7405,7802,
 8212,8637,9076,9530,9999,10483,10982,11497,12027]