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A264346 as a simple table

na(n)
1128
217711
34900000
4549201567
598684484373
615386771913704
72616784941180034
8423590351890979093
970720633596543340140
1011667647323281661702544
111939303748261775631813520
12321550922297722913366223227

[128,17711,4900000,549201567,98684484373,
 15386771913704,2616784941180034,
 423590351890979093,70720633596543340140,
 11667647323281661702544,1939303748261775631813520,
 321550922297722913366223227]