OFFSET
0,2
COMMENTS
EXAMPLE
Triangle begins:
1;
3,1;
9,6,1;
17,15,3,1;
61,92,23,28,8;
138,240,62,91,28,1;
238,440,115,187,58,3,1;
634,1554,404,1256,416,43,78,27;
1421,3915,1009,3784,1266,142,291,104,1; ...
PROG
(PARI)
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Paul D. Hanna, Apr 12 2005
STATUS
approved