A034219 Number of ternary codes of length 7 with n words.

1, 1, 7, 87, 3990, 545544, 131828470, 35754455353, 9300033719253, 2216652346764139, 480242932559153642, 94874768179629903791, 17193541252761002222476, 2876019980110265392778268

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• fini
• full

Links

• Sean A. Irvine, Table of n, a(n) for n = 0..2187
• 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-.