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A361840 as a simple table

na(n)
01
11
23
31
43
518
61
73
815
9126
101
113
1212
1390
14945
151
163
179
1857
19585
207371
211
223
236
2427
25297
263969
2758968
281
293
303
310
3278
331629
3427657
35480168
361
373
380
39-24
40-75
41207
429216
43196290
443961386
451
463
47-3
48-45
49-165
50-438
51459
5253217
531411965
5433011550

[1,1,3,1,3,18,1,3,15,126,1,3,12,90,945,1,3,9,57,
 585,7371,1,3,6,27,297,3969,58968,1,3,3,0,78,1629,
 27657,480168,1,3,0,-24,-75,207,9216,196290,
 3961386,1,3,-3,-45,-165,-438,459,53217,1411965,
 33011550]