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A075731 as a simple table

na(n)
11
21
32
45
58
613
755
889
9233
10377
11610
121597
134181
1410946
1517711
1628657
17121393
18514229
19832040
201346269
213524578
225702887
239227465
2424157817
2539088169
2663245986
27165580141
28267914296
29433494437
301836311903
312971215073

[1,1,2,5,8,13,55,89,233,377,610,1597,4181,10946,
 17711,28657,121393,514229,832040,1346269,3524578,
 5702887,9227465,24157817,39088169,63245986,
 165580141,267914296,433494437,1836311903,
 2971215073]