login

A120247 as a simple table

na(n)
01
11
2-1
31
4-3
5-1
61
7-6
8-10
91
101
11-10
12-50
1335
141
151
16-15
17-175
18490
19126
20-1
211
22-21
23-490
244116
255292
26-462
27-1
281
29-28
30-1176
3124696
32116424
33-60984
34-1716
351
361
37-36
38-2520
39116424
401646568
41-3737448
42-736164
436435
441
451
46-45
47-4950
48457380
4916818516
50-133613766
51-131589315
529202050
5324310
54-1

[1,1,-1,1,-3,-1,1,-6,-10,1,1,-10,-50,35,1,1,-15,
 -175,490,126,-1,1,-21,-490,4116,5292,-462,-1,1,
 -28,-1176,24696,116424,-60984,-1716,1,1,-36,-2520,
 116424,1646568,-3737448,-736164,6435,1,1,-45,
 -4950,457380,16818516,-133613766,-131589315,
 9202050,24310,-1]