

A058223


Tree of Meeussen sequences read across rows.


3



1, 2, 3, 4, 5, 6, 7, 5, 6, 7, 8, 8, 10, 11, 12, 8, 9, 11, 12, 13, 8, 9, 10, 12, 13, 14, 9, 10, 11, 12, 13, 9, 10, 11, 12, 13, 14, 9, 10, 11, 12, 13, 14, 15, 9, 10, 11, 12, 13, 14, 15, 16, 13, 16, 18, 19, 20, 13, 15, 18, 20, 21, 22, 13, 14, 16, 19, 21, 22, 23, 13, 14, 15, 17, 20, 22, 23, 24
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OFFSET

0,2


COMMENTS

Labels on paths down the tree are Meeussen Sequences: b(1)=1 < b(2) <...< b(n) such that b(n)1 has a unique representation as a sum of distinct b(i) (i<n).


LINKS



EXAMPLE

Irregular triangle begins:
1;
2;
3,4;
5,6,7,5,6,7,8;
...


CROSSREFS



KEYWORD

nonn,easy,nice,tabf


AUTHOR



STATUS

approved



