From fundamental unit of Z[ (-d)^{1/4} ], where d runs over positive integers not of the form 4*k^4.

A006828

From fundamental unit of Z[ (-d)^{1/4} ], where d runs over positive integers not of the form 4*k^4.

Terms

    a(0) =0a(1) =-1a(2) =2a(3) =-2a(4) =1a(5) =36a(6) =1a(7) =-485a(8) =-27a(9) =-98a(10) =23a(11) =-86a(12) =-13a(13) =16a(14) =577a(15) =-16a(16) =-13823a(17) =14439374a(18) =-9a(19) =1a(20) =-91167a(21) =25899588a(22) =-95a(23) =-4443a(24) =-125a(25) =-1414178a(26) =57a(27) =330206a(28) =-74879a(29) =1975104

External references