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A242319 as a simple table

n a(n)
1 140
2 440
3 1300
4 3648
5 10012
6 27368
7 75236
8 208976
9 577964
10 1596216
11 4408020
12 12176768
13 33645500
14 92967176
15 256849892
16 709617776
17 1960543660
18 5416680632
19 14965468916
20 41347189280
21 114235439996
22 315613828040
23 871989852740

[140,440,1300,3648,10012,27368,75236,208976,
 577964,1596216,4408020,12176768,33645500,92967176,
 256849892,709617776,1960543660,5416680632,
 14965468916,41347189280,114235439996,315613828040,
 871989852740]

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Last modified April 25 12:53 EDT 2024. Contains 371969 sequences. (Running on oeis4.)