login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A063354 Dimension of the space of weight n cuspidal newforms for Gamma_1( 81 ). 0
-1, 164, 356, 548, 740, 932, 1124, 1316, 1508, 1700, 1892, 2084, 2276, 2468, 2660, 2852, 3044, 3236, 3428, 3620, 3812, 4004, 4196, 4388, 4580, 4772, 4964, 5156, 5348, 5540, 5732, 5924, 6116, 6308, 6500, 6692, 6884, 7076, 7268, 7460 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,2
LINKS
William A. Stein, The modular forms database
FORMULA
From Colin Barker, Feb 25 2016: (Start)
a(n) = 2*a(n-1)-a(n-2) for n>4.
G.f.: -x^2*(1-166*x-27*x^2) / (1-x)^2.
(End)
CROSSREFS
Sequence in context: A240255 A045006 A245386 * A240248 A105653 A233997
KEYWORD
sign
AUTHOR
N. J. A. Sloane, Jul 14 2001
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 17 22:02 EDT 2024. Contains 371767 sequences. (Running on oeis4.)