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A269497 as a simple table

n a(n)
1 40
2 591
3 3680
4 14695
5 44904
6 114695
7 257536
8 524655
9 990440
10 1758559
11 2968800
12 4804631
13 7501480
14 11355735
15 16734464
16 24085855
17 33950376
18 46972655
19 63914080
20 85666119
21 113264360
22 147903271
23 190951680
24 243968975
25 308722024
26 387202815

[40,591,3680,14695,44904,114695,257536,524655,
 990440,1758559,2968800,4804631,7501480,11355735,
 16734464,24085855,33950376,46972655,63914080,
 85666119,113264360,147903271,190951680,243968975,
 308722024,387202815]

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Last modified January 31 01:17 EST 2023. Contains 359947 sequences. (Running on oeis4.)