OFFSET
1,2
COMMENTS
The n-th zone of the shell model of partitions is formed by the parts of the n-th row of triangle A210941 together with infinitely many parts of size 1.
LINKS
EXAMPLE
Array begins:
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
2, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
3, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
2, 2, 1, 1, 1, 1, 1, 1, 1, 1,...
4, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
3, 2, 1, 1, 1, 1, 1, 1, 1, 1,...
5, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
2, 2, 2, 1, 1, 1, 1, 1, 1, 1,...
4, 2, 1, 1, 1, 1, 1, 1, 1, 1,...
3, 3, 1, 1, 1, 1, 1, 1, 1, 1,...
6, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
3, 2, 2, 1, 1, 1, 1, 1, 1, 1,...
5, 2, 1, 1, 1, 1, 1, 1, 1, 1,...
4, 3, 1, 1, 1, 1, 1, 1, 1, 1,...
7, 1, 1, 1, 1, 1, 1, 1, 1, 1,...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Omar E. Pol, Apr 19 2012
STATUS
approved