OFFSET
0,5
LINKS
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
EXAMPLE
The triangle starts in row n=0 as:
0;
1;
1;
1,2;
1,2;
1,2,2;
1,2,2,3;
The 6th row is 1 (length of 6), 2 (length of 1+5), 2 (length of 2+4), and 3 (length of 1+2+3).
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Franklin T. Adams-Watters, Apr 28 2006
STATUS
approved