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A207406 as a simple table

n a(n)
1 12
2 144
3 636
4 2809
5 8692
6 26896
7 68060
8 172225
9 380970
10 842724
11 1690038
12 3389281
13 6303584
14 11723776
15 20533728
16 35964009
17 59970000
18 100000000
19 160050000
20 256160025
21 395963700
22 612067600
23 918225100
24 1377523225
25 2013488750

[12,144,636,2809,8692,26896,68060,172225,380970,
 842724,1690038,3389281,6303584,11723776,20533728,
 35964009,59970000,100000000,160050000,256160025,
 395963700,612067600,918225100,1377523225,
 2013488750]

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Last modified September 10 16:30 EDT 2024. Contains 375791 sequences. (Running on oeis4.)