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A015326 as a simple table

n a(n)
6 1
7 3277
8 14317213
9 57741320029
10 237435704507485
11 971588061067577437
12 3980596286193864759389
13 16303527542855381993658461
14 66780267552779682073190144093
15 273530932713230996784935699290205 

[1,3277,14317213,57741320029,237435704507485,
 971588061067577437,3980596286193864759389,
 16303527542855381993658461,
 66780267552779682073190144093,
 273530932713230996784935699290205]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)