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A006829 From fundamental unit of Z[ (-n)^{1/4} ].
(Formerly M0342)
3
1, 0, -2, 2, 4, -26, 2, 198, 12, 96, -14, 28, 2, 4, -204, 7, 58332, 11821890, 6, 36, 440140, -8909082, 46, 1405, 12, 220224, 2, -411912, 57396, 28184, -360, -74, -4, -77790, -390, 289258, -183064217333724 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..37.

J. Buchmann, The computation of the fundamental unit of totally complex quartic orders, Math. Comp. 48 (1987), 39-54.

CROSSREFS

Cf. A006828, A006830, A006831.

Sequence in context: A009541 A212672 A176161 * A154594 A098335 A049147

Adjacent sequences:  A006826 A006827 A006828 * A006830 A006831 A006832

KEYWORD

sign

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified January 22 09:52 EST 2019. Contains 319363 sequences. (Running on oeis4.)