OFFSET
0,5
LINKS
F. K. Hwang, Three versions of a group testing game, SIAM J. Algebraic Discrete Methods 5 (1984), no. 2, 145--153. MR0745434 (85d:90120).
EXAMPLE
Triangle begins:
0,
1, 1,
1, 4, 1,
2, 7, 7, 2,
2, 12, 18, 12, 2,
3, 17, 37, 37, 17, 3,
3, 24, 64, 88, 64, 24, 3,
4, 31, 102, 176, 176, 102, 31, 4,
4, 40, 151, 316, 400, 316, 151, 40, 4,
...
CROSSREFS
KEYWORD
AUTHOR
N. J. A. Sloane, Apr 23 2014
STATUS
approved