2,1

H. G. Foltz and H. G. Zimmer, What is the rank of the Demjanenko matrix?, J. Symbolic Comp., 4 (1987), 53-67.

Table of n, a(n) for n=2..23.

Sequence in context: A289279 A102420 A036606 * A026371 A187335 A161188

Adjacent sequences: A051834 A051835 A051836 * A051838 A051839 A051840

nice,nonn,more

N. J. A. Sloane, Dec 12 1999

The paper gives an extensive table.

approved