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A341563 Fourier coefficients of the modular form (1/t_{6a}) * sqrt( 1-12*sqrt(-3)/t_{6a} ) * F_{6a}^6. 0
1, 15, 54, -88, -423 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..4.

Masao Koike, Modular forms on non-compact arithmetic triangle groups, Unpublished manuscript [Extensively annotated with OEIS A-numbers by N. J. A. Sloane, Feb 14 2021. Sloane wrote 2005 on the first page but the internal evidence suggests 1997.] See page 30.

CROSSREFS

Sequence in context: A194454 A219384 A198955 * A063436 A010004 A172073

Adjacent sequences:  A341560 A341561 A341562 * A341564 A341565 A341566

KEYWORD

sign,more

AUTHOR

Robert C. Lyons, Feb 14 2021

STATUS

approved

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Last modified October 21 05:28 EDT 2021. Contains 348141 sequences. (Running on oeis4.)