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A143341 as a simple table

na(n)
01
11
25
326
4195
51303
611076
781910
8740151
95782175
1054176573
11438029432
124203769940
1334798104500
14339699218160
152860590892318
1628283147265023
17241296800029199
182409437282086511
1920767852798378330
20209017295575667771

[1,1,5,26,195,1303,11076,81910,740151,5782175,
 54176573,438029432,4203769940,34798104500,
 339699218160,2860590892318,28283147265023,
 241296800029199,2409437282086511,
 20767852798378330,209017295575667771]