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A042711 as a simple table

na(n)
01
11
23
34
4235
5239
6713
7952
855929
956881
10169691
11226572
1213310867
1313537439
1440385745
1553923184
163167930417
173221853601
189611637619
1912833491220
20753954128379
21766787619599
222287529367577
233054316987176
24179437914623785
25182492231610961

[1,1,3,4,235,239,713,952,55929,56881,169691,
 226572,13310867,13537439,40385745,53923184,
 3167930417,3221853601,9611637619,12833491220,
 753954128379,766787619599,2287529367577,
 3054316987176,179437914623785,182492231610961]