login

A263766 as a simple table

na(n)
01
1-1
2-2
3-14
4-196
5-4508
6-153272
7-7203784
8-446634608
9-35284134032
10-3457845135136
11-411483571081184
12-58430667093528128
13-9757921404619197376
14-1893036752496124290944
15-422147195806635716880512
16-107225387734885472087650048

[1,-1,-2,-14,-196,-4508,-153272,-7203784,
 -446634608,-35284134032,-3457845135136,
 -411483571081184,-58430667093528128,
 -9757921404619197376,-1893036752496124290944,
 -422147195806635716880512,
 -107225387734885472087650048]