OFFSET
1,2
LINKS
Alois P. Heinz, Rows n = 1..141, flattened
EXAMPLE
Triangle begins:
1;
3, 2;
5, 3, 3;
11, 8, 4, 4;
15, 10, 8, 5, 5;
31, 24, 16, 10, 6, 6;
39, 28, 22, 16, 12, 7, 7;
71, 56, 40, 31, 19, 14, 8, 8;
94, 72, 58, 40, 32, 22, 16, 9, 9;
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Omar E. Pol, Feb 15 2012
STATUS
approved