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A009757 as a simple table

na(n)
01
15
2101
34297
4311017
534201485
65316286925
71110355789329
8300067100236625
9101902284312853013
1042484968788050104757
1121335944225303831614809
1212704193401200858575308601
138850034105543023432746843549
147130974518135579153768747620893

[1,5,101,4297,311017,34201485,5316286925,
 1110355789329,300067100236625,101902284312853013,
 42484968788050104757,21335944225303831614809,
 12704193401200858575308601,
 8850034105543023432746843549,
 7130974518135579153768747620893]