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A135905 as a simple table

na(n)
01
14
224
3186
41736
518754
6228658
73092316
845802294
9735881882
1012727541778
11235515880084
124638914346322
1396840935881898
142134717733185118
1549529467079270060
161206148832249659798
1730751284267472226682

[1,4,24,186,1736,18754,228658,3092316,45802294,
 735881882,12727541778,235515880084,4638914346322,
 96840935881898,2134717733185118,49529467079270060,
 1206148832249659798,30751284267472226682]