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A015189 as a simple table

na(n)
01
12
2-17
3764
4137545
5122514326
6-439899108893
77840036943267888
8563086539896825644669
9200706071912897689508021450
10-288299907015593990815045809601769
112055229599788057603302245120218872775012
1259043825067253137194943604004923346683555151793

[1,2,-17,764,137545,122514326,-439899108893,
 7840036943267888,563086539896825644669,
 200706071912897689508021450,
 -288299907015593990815045809601769,
 2055229599788057603302245120218872775012,
 59043825067253137194943604004923346683555151793]