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A067326 as a simple table

n a(n)
0 14
1 56
2 202
3 715
4 2529
5 8986
6 32123
7 115556
8 418200
9 1521976
10 5567551
11 20462525
12 75528895
13 279874350
14 1040790135
15 3883140600
16 14531382060
17 54529456320
18 205146226200
19 773608833894
20 2923686178098
21 11071970477876

[14,56,202,715,2529,8986,32123,115556,418200,
 1521976,5567551,20462525,75528895,279874350,
 1040790135,3883140600,14531382060,54529456320,
 205146226200,773608833894,2923686178098,
 11071970477876]

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Last modified February 23 01:10 EST 2024. Contains 370265 sequences. (Running on oeis4.)