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A149370 as a simple table

na(n)
01
11
24
312
446
5160
6643
72575
810729
944624
10190291
11823169
123608545
1315902256
1470658022
15316491884
161428784897
176481876262
1829534326134
19135186987516
20621730458462
212870676877668
2213296405107770
2361766333479830
24287795260731617
251344834924402010
266300001869005030
2729577249454624618

[1,1,4,12,46,160,643,2575,10729,44624,190291,
 823169,3608545,15902256,70658022,316491884,
 1428784897,6481876262,29534326134,135186987516,
 621730458462,2870676877668,13296405107770,
 61766333479830,287795260731617,1344834924402010,
 6300001869005030,29577249454624618]