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A351301 as a simple table

na(n)
11
265
3730
44160
515626
647450
7117650
8266240
9532170
101015690
111771562
123036800
134826810
147647250
1511406980
1617039360
1724137570
1834591050
1947045882
2065004160
2185884500
22115151530
23148035890
24194355200
25244156250
26313742650
27387951930
28489424000
29594823322
30741453700

[1,65,730,4160,15626,47450,117650,266240,532170,
 1015690,1771562,3036800,4826810,7647250,11406980,
 17039360,24137570,34591050,47045882,65004160,
 85884500,115151530,148035890,194355200,244156250,
 313742650,387951930,489424000,594823322,741453700]