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A027652 Values of Zagier's function J_1. 4
-1, 2, 0, 0, -248, 492, 0, 0, -4119, 7256, 0, 0, -33512, 53008, 0, 0, -192513, 287244, 0, 0, -885480, 1262512, 0, 0, -3493982, 4833456, 0, 0, -12288992, 16576512, 0, 0, -39493539, 52255768, 0, 0, -117966288, 153541020 (list; graph; refs; listen; history; internal format)
OFFSET

-1,2

REFERENCES

M. Kaneko, The Fourier coefficients and the singular moduli of the elliptic modular function j(tau), Memoirs Faculty Engin. Sci., Kyoto Inst. Technology, 44 (March 1996), pp. 1-5.

M. Kaneko, Fourier coefficients of the elliptic modular function j(tau) (in Japanese), Rokko Lectures in Mathematics 10, Dept. Math., Faculty of Science, Kobe University, Rokko, Kobe, Japan, 2001.

LINKS

N. J. A. Sloane, Table of n, a(n) for n = -1..2000

CROSSREFS

Cf. A027653-A027655.

Sequence in context: A169771 A008551 A183896 * A127282 A138954 A064530

Adjacent sequences:  A027649 A027650 A027651 * A027653 A027654 A027655

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

Entry revised by N. J. A. Sloane (njas(AT)research.att.com), Jul 25 2006

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.