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!)
A211994 A list of ordered partitions of the positive integers. 8

%I #14 Jul 18 2022 22:47:25

%S 1,1,1,2,3,2,1,1,1,1,1,1,1,1,2,1,1,3,1,2,2,4,5,3,2,4,1,2,2,1,3,1,1,2,

%T 1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,1,1,3,1,1,1,2,2,1,1,4,1,1,3,2,1,5,

%U 1,2,2,2,4,2,3,3,6,7,4,3,5,2,3,2,2,6,1,3,3,1,4,2,1,2,2,2,1,5,1,1,3,2,1,1,4,1,1,1,2,2,1,1,1,3,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1

%N A list of ordered partitions of the positive integers.

%C The order of the partitions of the odd integers is the same as A026792. The order of the partitions of the even integers is the same as A211992.

%e A table of partitions.

%e --------------------------------------------

%e . Expanded Geometric

%e Partitions arrangement model

%e --------------------------------------------

%e 1; 1; |*|

%e --------------------------------------------

%e 1,1; 1,1; |o|*|

%e 2; . 2; |* *|

%e --------------------------------------------

%e 3; . . 3; |* * *|

%e 2,1; . 2,1; |o o|*|

%e 1,1,1; 1,1,1; |o|o|*|

%e --------------------------------------------

%e 1,1,1,1; 1,1,1,1; |o|o|o|*|

%e 2,1,1; . 2,1,1; |o o|o|*|

%e 3,1; . . 3,1; |o o o|*|

%e 2,2; . 2,. 2; |* *|* *|

%e 4; . . . 4; |* * * *|

%e --------------------------------------------

%e 5; . . . . 5; |* * * * *|

%e 3,2; . . 3,. 2; |* * *|* *|

%e 4,1; . . . 4,1; |o o o o|*|

%e 2,2,1; . 2,. 2,1; |o o|o o|*|

%e 3,1,1; . . 3,1,1; |o o o|o|*|

%e 2,1,1,1; . 2,1,1,1; |o o|o|o|*|

%e 1,1,1,1,1; 1,1,1,1,1; |o|o|o|o|*|

%e --------------------------------------------

%e 1,1,1,1,1,1; 1,1,1,1,1,1; |o|o|o|o|o|*|

%e 2,1,1,1,1; . 2,1,1,1,1; |o o|o|o|o|*|

%e 3,1,1,1; . . 3,1,1,1; |o o o|o|o|*|

%e 2,2,1,1; . 2,. 2,1,1; |o o|o o|o|*|

%e 4,1,1; . . . 4,1,1; |o o o o|o|*|

%e 3,2,1; . . 3,. 2,1; |o o o|o o|*|

%e 5,1; . . . . 5,1; |o o o o o|*|

%e 2,2,2; . 2,. 2,. 2; |* *|* *|* *|

%e 4,2; . . . 4,. 2; |* * * *|* *|

%e 3,3; . . 3,. . 3; |* * *|* * *|

%e 6; . . . . . 6; |* * * * * *|

%e --------------------------------------------

%e Note that * is a unitary element of every part of the last section of j.

%Y Rows sums give A036042, n>=1.

%Y Other versions are A026792, A211992, A211993. See also A211983, A211984, A211989, A211999. Spiral arrangements are A211985-A211988, A211995-A211998.

%Y Cf. A000041, A026905, A135010, A138121, A138137, A138879, A182703, A206437.

%K nonn,tabf

%O 1,4

%A _Omar E. Pol_, Aug 18 2012

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 July 14 22:25 EDT 2024. Contains 374323 sequences. (Running on oeis4.)