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A119136 as a simple table

na(n)
11
215
355
45151
58515
6581581
7885115
81188111
911188815
1051151555
1181581151
1288851115
13851585815
148888511115
15888885111115
1688888851111115
178888888511111115
18888888885111111115
195885188811851888815
2015158585181118581555
2188888888851111111115

[1,15,55,5151,8515,581581,885115,1188111,11188815,
 51151555,81581151,88851115,851585815,8888511115,
 888885111115,88888851111115,8888888511111115,
 888888885111111115,5885188811851888815,
 15158585181118581555,88888888851111111115]