OFFSET
0,2
LINKS
Masao Koike, Modular forms on non-compact arithmetic triangle groups, Unpublished manuscript [Extensively annotated with OEIS A-numbers by N. J. A. Sloane, Feb 14 2021.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.
FORMULA
Convolution cube of A008655. - Georg Fischer, Mar 30 2023
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert C. Lyons, Feb 14 2021
EXTENSIONS
More terms from Georg Fischer, Mar 30 2023
STATUS
approved