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A161803型作为一个简单的表

n个a(n)
01
12
20
-2
46
512
60
7-8
824
944
100
11-30
1254
13104
140
15-60
16238
17466
180
19-402
20924
211892
220
23-1228
243264
256006
260
27-4052
286688
2913052
300
31-7452
3216536
3332140
340
35-24828
3639660
3785744
380
39-53592
40114336
41212406
420
43-141090
44190754
45386956
460
47-216572
48136078

[1,2,0,-2,6,12,0,-8,24,44,0,-30,54,104,0,-60,238,466,0,-402,924,1892,0,-1228,3264,6006,0,-4052,6688,13052,0,-7452,16536,32140,0,-24828,39660,85744,0,-53592,114336,212406,0,-141090,190754,386956,0,-216572,136078]