OFFSET
0,3
COMMENTS
Row k has 2^k terms.
Right border gives the positive terms of A000225. - Omar E. Pol, Sep 28 2013
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 0..1023
FORMULA
Equals A170905(n) - 1.
EXAMPLE
Triangle begins:
1;
1,3;
1,3,5,7;
1,3,5,9,9,7,13,15;
1,3,5,9,9,9,17,25,17,7,13,23,27,19,31,31;
1,3,5,9,9,9,17,25,17,9,17,29,37,33,41,57,33,7,13,23,27,27,43,67,59,27,31,55,69,49,69,63;
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
N. J. A. Sloane, Jan 10 2010
STATUS
approved