A005765 Size of Doehlert-Klee design with n blocks. (Formerly M2210)

1, 1, 3, 1, 1, 1, 7, 7, 1, 1, 11, 1, 1, 1, 15, 1, 16, 1, 19, 1, 1, 1, 23, 22, 1, 25, 27, 1, 1, 1, 31, 1, 1, 1, 35, 1, 1, 1, 39, 1, 1, 1, 43

Offset

2,3

References

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

R. G. Stanton and S. A. Vanstone, Further results on a problem of Doehlert and Klee, Utilitas Math., 12 (1977), 263-271.

Links

Table of n, a(n) for n=2..44.

D. H. Doehlert, V. L. Klee, Experimental designs through level reduction of the d-dimensional cuboctahedron, Discrete Math. 2 (1972), no. 4, 309-334.

R. G. Stanton and S. A. Vanstone, Further results on a problem of Doehlert and Klee, Utilitas Math., 12 (1977), 263-271. (Annotated scanned copy)

Crossrefs

Sequence in context: A110180 A328718 A362897 * A360289 A343717 A263159

Adjacent sequences: A005762 A005763 A005764 * A005766 A005767 A005768

Keyword

nonn,more

Author

N. J. A. Sloane.

Status

approved