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A028377 as a simple table

na(n)
01
11
23
39
419
546
6100
7218
8460
9965
101975
113993
127975
1315712
1430650
1559150
16113093
17214300
18402812
19751165
201390714
212557004
224670770
238479232
2415302657
2527462424
2649021252
2787057783
28153850769
29270614429
30473850031
31826125184
321434286323
332480145226

[1,1,3,9,19,46,100,218,460,965,1975,3993,7975,
 15712,30650,59150,113093,214300,402812,751165,
 1390714,2557004,4670770,8479232,15302657,27462424,
 49021252,87057783,153850769,270614429,473850031,
 826125184,1434286323,2480145226]