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 A027654 Zagier's function -J_1(4*n-1). 4
 1, 248, 4119, 33512, 192513, 885480, 3493982, 12288992, 39493539, 117966288, 331534572, 884736744, 2257837845, 5541103056, 13136687601, 30197680312, 67515206970, 147197952744, 313645814923, 654403831496, 1339190286960, 2691907586232, 5321761716339, 10359073015248 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 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 Seiichi Manyama, Table of n, -J_1(4*n-1) for n = 0..5000 (terms 0..500 from N. J. A. Sloane) FORMULA a(n) ~ exp(2*Pi*sqrt(n)). - Vaclav Kotesovec, Oct 06 2019 CROSSREFS Cf. A027652, A027653, A027655. Sequence in context: A121732 A028525 A135046 * A003916 A007245 A327959 Adjacent sequences:  A027651 A027652 A027653 * A027655 A027656 A027657 KEYWORD nonn AUTHOR EXTENSIONS Entry revised by N. J. A. Sloane, Jul 25 2006 STATUS approved

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Last modified May 26 22:58 EDT 2020. Contains 334634 sequences. (Running on oeis4.)