OFFSET
0,2
LINKS
Julien Leroy, Michel Rigo, Manon Stipulanti, Counting the number of non-zero coefficients in rows of generalized Pascal triangles, Discrete Mathematics 340 (2017), 862-881. See Example 43. Also available at Université de Liège.
EXAMPLE
As Table 6 of Leroy et al. (2107) shows, this sequence may also be presented as an irregular triangle:
1
2 3
3
4 5 5
5 7 8 6 7 7
6 9 11 9 11 12 10 9 11 11 9
7 11 14 12 15 17 15 14 18 19 15 14 14 11 15 17 15 15 17 15
8 13 17 15 19 22
...
CROSSREFS
KEYWORD
nonn,more,tabf
AUTHOR
N. J. A. Sloane, Mar 02 2017
STATUS
approved