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A293297 as a simple table

n a(n)
0 1
1 2
2 5
3 13
4 37
5 106
6 331
7 981
8 3473
9 9010
10 49481
11 -7435
12 1744909
13 -13392950
14 186659383
15 -2369054219
16 33839782689
17 -510323573086
18 8221794054733
19 -140449867800547
20 2538204766893461
21 -48376680944601302
22 969915363800997571
23 -20407191628360339979

[1,2,5,13,37,106,331,981,3473,9010,49481,-7435,
 1744909,-13392950,186659383,-2369054219,
 33839782689,-510323573086,8221794054733,
 -140449867800547,2538204766893461,
 -48376680944601302,969915363800997571,
 -20407191628360339979]

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Last modified April 24 15:57 EDT 2024. Contains 371961 sequences. (Running on oeis4.)