A136384 Quotient obtained when A136380(n)/2 is considered as a GF(2)[X]-polynomial and it is divided by (x + 1).

4, 48, 3360, 14043520, 233515838757120, 65982595605873500894008888320, 5233741023536997251047595348728205456443682897303843358720, 32837130684987081672210288030183520098814938795984162933658101468543499651419210151303128996446334767341864627691520

Offset: 1

Author

Antti Karttunen, Dec 29 2007

Keywords

• nonn
• base

Comments

Note that each term a(n) fits into A007283(n-1) bits.

Links

• A. Karttunen, Table of n, a(n) for n = 1..11
• A. Karttunen, C program for computing this sequence

Crossrefs

A136385 shows the same sequence in octal base. Cf. A036284, A136380, A136382.