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A348405 as a simple table

na(n)
01
1-1
21
3-1
42
50
64
73
811
917
1040
1174
12154
13301
14609
151211
162430
174852
189712
1919415
2038839
2177669
22155348
23310686
24621382
251242753
262485517
274971023
289942058
2919884104
3039768220
3179536427
32159072867
33318145721
34636291456
351272582898
362545165810

[1,-1,1,-1,2,0,4,3,11,17,40,74,154,301,609,1211,
 2430,4852,9712,19415,38839,77669,155348,310686,
 621382,1242753,2485517,4971023,9942058,19884104,
 39768220,79536427,159072867,318145721,636291456,
 1272582898,2545165810]