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A027953 as a simple table

na(n)
01
13
214
346
4133
5364
6972
72567
86746
917690
1046345
11121368
12317784
13832011
142178278
155702854
1614930317
1739088132
18102334116
19267914255
20701408690
211836311858
224807526929
2312586268976
2432951280048
2586267571219
26225851433662

[1,3,14,46,133,364,972,2567,6746,17690,46345,
 121368,317784,832011,2178278,5702854,14930317,
 39088132,102334116,267914255,701408690,1836311858,
 4807526929,12586268976,32951280048,86267571219,
 225851433662]