OFFSET
1,2
LINKS
Seiichi Manyama, Table of n, a(n) for n = 1..1000
EXAMPLE
In the case D = -15,
j((1+sqrt(-15))/2) + j((1+sqrt(-15))/4) = (-191025-85995*sqrt(5))/2 + (-191025+85995*sqrt(5))/2 = -191025.
----+-------------------------------------------+---------
D | Coefficients of Hilbert class polynomial | a(n)
----+-------------------------------------------+---------
-3 | 0, 1; | 0
-4 | -1728, 1; | 1728
-7 | 3375, 1; | -3375
-8 | -8000, 1; | 8000
-11 | 32768, 1; | -32768
-12 | -54000, 1; | 54000
-15 | -121287375, 191025, 1; | -191025
-16 | -287496, 1; | 287496
-19 | 884736, 1; | -884736
-20 | -681472000, -1264000, 1; | 1264000
-23 | 12771880859375, -5151296875, 3491750, 1;| -3491750
-24 | 14670139392, -4834944, 1; | 4834944
CROSSREFS
KEYWORD
sign
AUTHOR
Seiichi Manyama, Jun 02 2018
STATUS
approved