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A154623 as a simple table

na(n)
01
11
26
337
4235
51539
610392
772267
8516474
93783115
1028317562
11215969271
121673702191
1313148444197
14104494340880
15838670818365
166788255966595
1755346471893395
18454123503938490
193746885525588175
2031066887028255065

[1,1,6,37,235,1539,10392,72267,516474,3783115,
 28317562,215969271,1673702191,13148444197,
 104494340880,838670818365,6788255966595,
 55346471893395,454123503938490,3746885525588175,
 31066887028255065]