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A189244 as a simple table

n a(n)
0 1
1 3
2 -7
3 9
4 177
5 -3897
6 65649
7 -1057851
8 16606977
9 -238404789
10 2305262889
11 33442089057
12 -3560906733903
13 182521828278351
14 -8055082800686367
15 338022326927690397
16 -13915405899740874879
17 566988435851123595411
18 -22784764731442383689127
19 888283409438427072329529

[1,3,-7,9,177,-3897,65649,-1057851,16606977,
 -238404789,2305262889,33442089057,-3560906733903,
 182521828278351,-8055082800686367,
 338022326927690397,-13915405899740874879,
 566988435851123595411,-22784764731442383689127,
 888283409438427072329529]

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Last modified April 19 10:56 EDT 2024. Contains 371791 sequences. (Running on oeis4.)