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Fourier coefficients of the modular form F_{3A}^12.
3

%I #15 Mar 31 2023 03:19:29

%S 1,72,2376,47592,646344,6305904,45821160,255215808,1125009864,

%T 4097478600,12975540336,37101202848,96867424872,232791251760,

%U 526183909056,1128351033648,2286328733640,4451427831312,8386379869896,15130456297056,26613241744752,45684436953024,75935115663264

%N Fourier coefficients of the modular form F_{3A}^12.

%H Masao Koike, <a href="/A004016/a004016.pdf">Modular forms on non-compact arithmetic triangle groups</a>, Unpublished manuscript [Extensively annotated with OEIS A-numbers by N. J. A. Sloane, Feb 14 2021.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.

%F Convolution cube of A008655. - _Georg Fischer_, Mar 30 2023

%Y Cf. A008655, A341306.

%K nonn

%O 0,2

%A _Robert C. Lyons_, Feb 14 2021

%E More terms from _Georg Fischer_, Mar 30 2023