OFFSET
1,1
REFERENCES
Chang, X. M.; Hwang, F. K.; Weng, J. F. Optimal detection of two defectives with a parity check device. SIAM J. Discrete Math. 1 (1988), no. 1, 38--44. MR0936604 (89g:90121).
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Sep 06 2013
STATUS
approved