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A204687 as a simple table

na(n)
11
23
333
44323
574748993
622349647743307203
71998027016999666984531472383425633
815968447842642350164774423714587589071259011612916483703599782377123

[1,3,33,4323,74748993,22349647743307203,
 1998027016999666984531472383425633,
 15968447842642350164774423714587589071259011612916\
 483703599782377123]