OFFSET
0,3
COMMENTS
(Sum of numbers in row n) = A097809(n) for n >= 0.
LINKS
Clark Kimberling, Rows n = 0..100, flattened
EXAMPLE
p(0,x) = 1
p(1,x) = 1 + 3*x
p(2,x) = 1 + 8*x + 3*x^2
First 6 rows:
1
1 3
1 8 3
1 15 11 3
1 24 26 14 3
1 35 50 40 17 3
MATHEMATICA
CROSSREFS
KEYWORD
AUTHOR
Clark Kimberling, Nov 07 2014
STATUS
approved