A058009 - OEIS

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A058009 as a simple table

n	a(n)
1	2
2	5
3	31
4	277
5	5381
6	87803
7	2269733
8	50728129
9	1559861749
10	64988430769
11	2428095424619
12	119543903707171
13	5519908106212193
14	248761474969923757

[2,5,31,277,5381,87803,2269733,50728129, 1559861749,64988430769,2428095424619, 119543903707171,5519908106212193, 248761474969923757]

[2,5,31,277,5381,87803,2269733,50728129,
 1559861749,64988430769,2428095424619,
 119543903707171,5519908106212193,
 248761474969923757]