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A051485 as a simple table

na(n)
00
11
21
32
46
514
632
774
8180
9457
101195
113177
128526
1323018
1462441
15170153
16465791
171280956
183538618
199817619
2027348480
2176467497
22214532805
23603732396
241703728554
254819990947
2613667248631
2738834528740
28110556072877
29315290709729
30900635841754
312576615923655
327381956798465
3321177682172332
3460832837964492

[0,1,1,2,6,14,32,74,180,457,1195,3177,8526,23018,
 62441,170153,465791,1280956,3538618,9817619,
 27348480,76467497,214532805,603732396,1703728554,
 4819990947,13667248631,38834528740,110556072877,
 315290709729,900635841754,2576615923655,
 7381956798465,21177682172332,60832837964492]