login

A156927 as a simple table

na(n)
01
11
21
3-6
429
531
6-283
7245
8298
9-286
10-108
11119
12-3106
1329469
14-104585
15-220481
163601363
17-15487305
1834949165
19-39821950
204356011
2146881744
22-51274736
239005908
2414663472
25-5205168
26-1456704
27-20736

[1,1,1,-6,29,31,-283,245,298,-286,-108,119,-3106,
 29469,-104585,-220481,3601363,-15487305,34949165,
 -39821950,4356011,46881744,-51274736,9005908,
 14663472,-5205168,-1456704,-20736]