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A344850 as a simple table

na(n)
01
11
23
33
415
55
6105
7105
863
9315
103465
11495
126435
139009
1415015
1515015
16255255
1723205
1837791
19188955
20101745
211119195
2225741485
23572033
2442902475
2579676025
2642181425
2742181425
28155687805
2940970475
301270084725
311270084725
32665282475
33173996955
346089893425
35794333925

[1,1,3,3,15,5,105,105,63,315,3465,495,6435,9009,
 15015,15015,255255,23205,37791,188955,101745,
 1119195,25741485,572033,42902475,79676025,
 42181425,42181425,155687805,40970475,1270084725,
 1270084725,665282475,173996955,6089893425,
 794333925]