A034245 Number of quaternary codes (not necessarily linear) of length n with 8 words.

0, 32, 63488, 57796870, 34630385050, 16429342163157, 6599430028972418, 2313452894091782101, 720645869857713416245, 202076559902209394378051, 51529848777831186353542335, 12049404789895905037280543579

Offset

1,2

Links

Table of n, a(n) for n=1..12.

H. Fripertinger, Isometry Classes of Codes

H. Fripertinger, Enumeration, construction and random generation of block codes, Designs, Codes, Crypt., 14 (1998), 213-219.

Crossrefs

Cf. A034188-.

Sequence in context: A221138 A017009 A176030 * A230566 A017093 A159412

Adjacent sequences: A034242 A034243 A034244 * A034246 A034247 A034248

Keyword

nonn,more

Author

N. J. A. Sloane.

Extensions

a(10)-a(12) from Sean A. Irvine, Aug 09 2020

Status

approved