A341559 -id:A341559 - cp's OEIS frontend

A341554 Fourier coefficients of the modular form sqrt(1 - 108/t_{3A}) * F_{3A}^10.

1, 6, -810, -22134, -278634, -2122524, -11039814, -43693008, -145572714, -424326378, -1083745980, -2551211640, -5663429382, -11474793708, -22397094864, -42109347204, -74498070378, -128307428244, -217704941082, -349133308872, -555058873404, -870035772336, -1308777310008

Offset: 0

Robert C. Lyons, Feb 14 2021

sign

Masao Koike, Modular forms on non-compact arithmetic triangle groups, Unpublished manuscript [Extensively annotated with OEIS A-numbers by N. J. A. Sloane, Feb 14 2021.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 29.

Cf. A004016, A030197, A341305, A341555, A341559.

1/t_{3A} is A030197, F_{3A} is A004016. - Georg Fischer, Mar 31 2023

More terms from Georg Fischer, Mar 31 2023

A341560 Fourier coefficients of the modular form (1/t_{3A}) * sqrt( 1-108/t_{3A} ) * F_{3A}^14.

Original entry on oeis.org

0, 1, -12, -729, -8048, -30210, 8748, 235088, 194880, 531441, 362520, -11182908, 5866992, 8049614, -2821056, 22023090, 63590656, -117494622, -6377292, -214061380, 243130080, -171379152, 134194896, 830555544, -142067520, -308059025, -96595368, -387420489, -1891988224

Offset: 0

Robert C. Lyons, Feb 14 2021

sign

Masao Koike, Modular forms on non-compact arithmetic triangle groups, Unpublished manuscript [Extensively annotated with OEIS A-numbers by N. J. A. Sloane, Feb 14 2021.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.

Cf. A004016, A030197, A341305, A341554, A341559.

1/t_{3A} is A030197, F_{3A} is A004016. - Georg Fischer, Mar 31 2023

More terms from Georg Fischer, Mar 31 2023

cp's OEIS Frontend

A341554 Fourier coefficients of the modular form sqrt(1 - 108/t_{3A}) * F_{3A}^10.

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