0,1

Starting rank of the (j-1)-Washtenaw series for the fixed ratio 2^(-j-1) (see Griess). - J. Taylor (jt_cpp(AT)yahoo.com), Apr 03 2004

1/4 + 1/32 + 1/256 + 1/2048 + ... = 2/7 [From Gary W. Adamson (qntmpkt(AT)yahoo.com), Aug 29 2008]

Tanya Khovanova, Recursive Sequences

Robert L. Griess Jr. Pieces of 2^d: Existence and uniqueness for Barnes-Wall and Ypsilanti lattices. Mar 28 2004. See Definition 14.21.

Adjacent sequences: A013728 A013729 A013730 this_sequence A013732 A013733 A013734

Sequence in context: A033515 A007278 A108449 this_sequence A092811 A009509 A036725

nonn

njas