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A210673 as a simple table

na(n)
00
11
2-1
3-1
4-2
5-2
6-2
7-1
81
95
1012
1124
1244
1377
14131
15219
16362
17594
18970
191579
202565
214161
226744
2310924
2417688
2528633
2646343
2774999
28121366
29196390
30317782
31514199
32832009
331346237
342178276
353524544
365702852
379227429
3814930315
3924157779
4039088130
4163245946

[0,1,-1,-1,-2,-2,-2,-1,1,5,12,24,44,77,131,219,
 362,594,970,1579,2565,4161,6744,10924,17688,28633,
 46343,74999,121366,196390,317782,514199,832009,
 1346237,2178276,3524544,5702852,9227429,14930315,
 24157779,39088130,63245946]