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A321614 as a simple table

na(n)
01
14
223
3106
4473
51939
67618
728703
8105112
9375597
101316944
114544124
1215474559
1352108212
14173799309
15574908646
161888125243
176162032375
1819998659760
1964584817367
20207655073310
21665017743665

[1,4,23,106,473,1939,7618,28703,105112,375597,
 1316944,4544124,15474559,52108212,173799309,
 574908646,1888125243,6162032375,19998659760,
 64584817367,207655073310,665017743665]