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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A296773 Triangle read by rows in which row n lists the compositions of n ordered first by decreasing length and then lexicographically. 5
 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 1, 3, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 1, 1, 3, 2, 2, 3, 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 3, 1, 2, 2, 1, 3, 1, 2, 1, 2, 2, 2, 1, 3, 1, 1, 1, 4, 2, 3, 3, 2, 4, 1, 5, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,4 LINKS EXAMPLE Triangle of compositions begins: (1), (11),(2), (111),(12),(21),(3), (1111),(112),(121),(211),(13),(22),(31),(4), (11111),(1112),(1121),(1211),(2111),(113),(122),(131),(212),(221),(311),(14),(23),(32),(41),(5). MATHEMATICA Table[Sort[Join@@Permutations/@IntegerPartitions[n], Or[Length[#1]>Length[#2], Length[#1]===Length[#2]&&OrderedQ[{#1, #2}]]&], {n, 6}] CROSSREFS Cf. A066099, A101211, A108730, A124734, A228369, A281013, A294859, A296302, A296656, A296772, A296774. Sequence in context: A002635 A275806 A228369 * A108244 A277824 A265120 Adjacent sequences:  A296770 A296771 A296772 * A296774 A296775 A296776 KEYWORD nonn,tabf AUTHOR Gus Wiseman, Dec 20 2017 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 September 18 14:45 EDT 2020. Contains 337169 sequences. (Running on oeis4.)