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A119204 as a simple table

na(n)
145
255
35747745
4744574755
577545447574475
64745745457757444544544575
744477447457545755547775754555
8547457575775574544754447747777455

[45,55,5747745,744574755,77545447574475,
 4745745457757444544544575,
 44477447457545755547775754555,
 547457575775574544754447747777455]