|
|
A055180
|
|
Cumulative counting sequence: method B (noun,adjective)-pairs with first term 4.
|
|
2
|
|
|
4, 4, 1, 4, 2, 1, 1, 4, 3, 1, 3, 2, 1, 4, 4, 1, 5, 2, 2, 3, 2, 4, 6, 1, 6, 2, 5, 3, 3, 5, 1, 4, 7, 1, 8, 2, 6, 3, 5, 5, 3, 6, 2, 4, 8, 1, 9, 2, 8, 3, 7, 5, 5, 6, 4, 7, 1, 8, 1, 4, 10, 1, 12, 2, 9, 3, 8, 5, 7, 6, 5, 7, 3, 8, 4, 9, 1, 4, 12, 1, 14, 2, 10, 3, 10, 5, 9
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
Segments (generated as at A055168): 4; 4,1; 4,2,1,1; 4,3,1,3,2,1; ...
Conjecture: every positive integer occurs.
|
|
LINKS
|
|
|
EXAMPLE
|
Write 4, thus having 4 once, thus having 4 twice and 1 once, thus having 4 3 times and 1 3 times and 2 once, etc.
|
|
MATHEMATICA
|
s = {4}; Do[s = Flatten[{s, {#, Count[s, #]} & /@ DeleteDuplicates[s]}], {24}]; s (* Peter J. C. Moses, Mar 21 2013 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|