login

A307504 as a simple table

na(n)
01
1-1
24
3-31
4293
5-3499
651284
7-891276
817928335
9-409921846
1010500040633
11-297796771914
129262574642871
13-313459274848233
1411464944476563718
15-450647901022275715
1618943108018829605740
17-847933752191806388254
1840266301788890216414608
19-2021846883773977115156632

[1,-1,4,-31,293,-3499,51284,-891276,17928335,
 -409921846,10500040633,-297796771914,
 9262574642871,-313459274848233,11464944476563718,
 -450647901022275715,18943108018829605740,
 -847933752191806388254,40266301788890216414608,
 -2021846883773977115156632]