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A257359 as a simple table

n a(n)
1 174724
2 145924
3 234256
4 622521
5 1196836
6 2433600
7 6012304
8 15547249
9 31606884
10 64818601
11 152028900
12 378341401
13 795240000
14 1701645001
15 3917508100
16 9407060100
17 20173089024
18 44278259776
19 100259623044
20 236166840900
21 512492764996

[174724,145924,234256,622521,1196836,2433600,
 6012304,15547249,31606884,64818601,152028900,
 378341401,795240000,1701645001,3917508100,
 9407060100,20173089024,44278259776,100259623044,
 236166840900,512492764996]

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Last modified April 18 20:26 EDT 2024. Contains 371781 sequences. (Running on oeis4.)