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A000798 as a simple table

n a(n)
0 1
1 1
2 4
3 29
4 355
5 6942
6 209527
7 9535241
8 642779354
9 63260289423
10 8977053873043
11 1816846038736192
12 519355571065774021
13 207881393656668953041
14 115617051977054267807460
15 88736269118586244492485121
16 93411113411710039565210494095
17 134137950093337880672321868725846
18 261492535743634374805066126901117203 

[1,1,4,29,355,6942,209527,9535241,642779354,
 63260289423,8977053873043,1816846038736192,
 519355571065774021,207881393656668953041,
 115617051977054267807460,
 88736269118586244492485121,
 93411113411710039565210494095,
 134137950093337880672321868725846,
 261492535743634374805066126901117203]

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Last modified May 7 17:24 EDT 2024. Contains 372310 sequences. (Running on oeis4.)