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A270588 as a simple table

na(n)
11
22
35
4124
573794
65284326699
7229125959519570751554
895635936955933623982265743051662580385628
916608415739298461036456146606021108793638909234932647123655496824423388126111599755

[1,2,5,124,73794,5284326699,229125959519570751554,
 95635936955933623982265743051662580385628,
 16608415739298461036456146606021108793638909234932\
 647123655496824423388126111599755]