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A032354 j-invariants for orders of class number 1. 5

%I

%S 0,1728,-3375,8000,-32768,54000,287496,-884736,-12288000,16581375,

%T -884736000,-147197952000,-262537412640768000

%N j-invariants for orders of class number 1.

%C This sequence may also be written as [0, 12^3, -15^3, 20^3, -32^3, 2*30^3, 66^3, -96^3, -3*160^3, 255^3, -960^3, -5280^3, -640320^3]. Compare A267195. - _N. J. A. Sloane_, Jan 27 2016

%D H. Cohn, Introduction to the Construction of Class Fields, Cambridge; p. 183.

%D D. A. Cox, Primes of the form x^2+ny^2, Wiley, p. 261.

%Y See A267195 for (essentially) the cube roots of these numbers.

%Y See A133675 (times -1) for the corresponding discriminants.

%K sign,fini,full

%O 0,2

%A _N. J. A. Sloane_.

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Last modified June 13 14:44 EDT 2021. Contains 345003 sequences. (Running on oeis4.)