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!)
A329778 Number of symmetric subsets of {1,..,2n} for which the reciprocal of the modular-part product is also a modular-part product. 1
4, 8, 16, 30, 56, 112, 232, 474, 928, 1744, 3976, 6540, 16136, 29680, 54208 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Richard Blecksmith, John Brillhart, and Irving Gerst, On the mod 2 reciprocation of infinite modular-part products and the parity of certain partition functions, Mathematics of Computation 54.189 (1990): 345-376. The sequence appears in Table 3.
CROSSREFS
Cf. A329777.
Sequence in context: A301144 A298803 A320947 * A355391 A053163 A125626
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Nov 29 2019
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 March 29 01:36 EDT 2024. Contains 371264 sequences. (Running on oeis4.)