login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A054182 Number of positive integers <= 2^n of form 6 x^2 + 7 y^2. 0
0, 0, 0, 2, 3, 6, 11, 20, 36, 69, 126, 237, 446, 841, 1595, 3046, 5840, 11238, 21684, 41955, 81333, 158007, 307378, 598968, 1168767, 2283307, 4465653, 8742429, 17130723, 33594988, 65933365, 129491817, 254484590, 500430065, 984625784 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..34.

Index entries for sequences related to populations of quadratic forms

CROSSREFS

Sequence in context: A018076 A010033 A065615 * A001590 A078042 A115792

Adjacent sequences:  A054179 A054180 A054181 * A054183 A054184 A054185

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 24 01:16 EST 2020. Contains 332195 sequences. (Running on oeis4.)