OFFSET
1,7
COMMENTS
EXAMPLE
Illustration of initial terms. First six rows of triangle as numbers of parts in the columns from the last sections of the first six natural numbers:
. 6
. 3 3
. 4 2
. 2 2 2
. 5 1
. 3 2 1
. 4 1 1
. 2 2 1 1
. 3 1 1 1
. 2 1 1 1 1
1 1 1 1 1 1
---------------------------------------------------
1, 1,1, 1,1,1, 2,2,1,1, 2,2,2,1,1, 4,4,3,2,1,1
...
Triangle begins:
1;
1, 1;
1, 1, 1;
2, 2, 1, 1;
2, 2, 2, 1, 1;
4, 4, 3, 2, 1, 1;
4, 4, 4, 3, 2, 1, 1;
7, 7, 6, 5, 3, 2, 1, 1;
8, 8, 8, 6, 5, 3, 2, 1, 1;
12, 12, 11, 10, 7, 5, 3, 2, 1, 1;
14, 14, 14, 12, 10, 7, 5, 3, 2, 1, 1;
21, 21, 20, 18, 14, 11, 7, 5, 3, 2, 1, 1;
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Omar E. Pol, Mar 10 2012
STATUS
approved