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A232453 as a simple table

na(n)
13
251
3381
43015
524651
6198945
71607067
812991131
9104990445
10848511855
116857610579
1255422433089
13447917887827
143620023336611
1529256629564061
16236448855048951
171910953595190267
1815444116384727393
19124817646797556651

[3,51,381,3015,24651,198945,1607067,12991131,
 104990445,848511855,6857610579,55422433089,
 447917887827,3620023336611,29256629564061,
 236448855048951,1910953595190267,
 15444116384727393,124817646797556651]