This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A319056 Number of non-isomorphic multiset partitions of weight n in which (1) all parts have the same size and (2) each vertex appears the same number of times. 46
 1, 1, 4, 4, 10, 4, 21, 4, 26, 13, 28, 4 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS a(p) = 4 for p prime. - Charlie Neder, Oct 15 2018 LINKS EXAMPLE Non-isomorphic representatives of the a(1) = 1 through a(6) = 21 multiset partitions:   (1)  (11)    (111)      (1111)        (11111)          (111111)        (12)    (123)      (1122)        (12345)          (111222)        (1)(1)  (1)(1)(1)  (1234)        (1)(1)(1)(1)(1)  (112233)        (1)(2)  (1)(2)(3)  (11)(11)      (1)(2)(3)(4)(5)  (123456)                           (11)(22)                       (111)(111)                           (12)(12)                       (111)(222)                           (12)(34)                       (112)(122)                           (1)(1)(1)(1)                   (112)(233)                           (1)(1)(2)(2)                   (123)(123)                           (1)(2)(3)(4)                   (123)(456)                                                          (11)(11)(11)                                                          (11)(12)(22)                                                          (11)(22)(33)                                                          (11)(23)(23)                                                          (12)(12)(12)                                                          (12)(13)(23)                                                          (12)(34)(56)                                                          (1)(1)(1)(1)(1)(1)                                                          (1)(1)(1)(2)(2)(2)                                                          (1)(1)(2)(2)(3)(3)                                                          (1)(2)(3)(4)(5)(6) CROSSREFS Cf.  A007716, A049311, A064573, A279787, A283877, A306017, A316980, A316981, A316983, A319616. Sequence in context: A255486 A286779 A007426 * A050348 A134637 A078910 Adjacent sequences:  A319053 A319054 A319055 * A319057 A319058 A319059 KEYWORD nonn,more AUTHOR Gus Wiseman, Oct 10 2018 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.

Last modified October 16 03:37 EDT 2019. Contains 328040 sequences. (Running on oeis4.)