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A116540 as a simple table

na(n)
01
11
23
310
441
5192
61025
76087
839754
9282241
102159916
1117691161
12154192692
131423127819
1413851559475
15141670442163
161517880400352
1716989834719706
18198191448685735
192404300796114642
2030273340418567819
21394948562421362392
225330161943597341380
2374307324695105372519

[1,1,3,10,41,192,1025,6087,39754,282241,2159916,
 17691161,154192692,1423127819,13851559475,
 141670442163,1517880400352,16989834719706,
 198191448685735,2404300796114642,
 30273340418567819,394948562421362392,
 5330161943597341380,74307324695105372519]