A170989 Carryless product n X n in base 8.

0, 1, 4, 1, 0, 1, 4, 1, 64, 81, 100, 113, 64, 81, 100, 113, 256, 289, 260, 289, 256, 289, 260, 289, 64, 113, 100, 81, 64, 113, 100, 81, 0, 1, 4, 1, 0, 1, 4, 1, 64, 81, 100, 113, 64, 81, 100, 113, 256, 289, 260, 289, 256, 289, 260, 289, 64, 113, 100, 81, 64, 113, 100, 81, 4096, 4225

Offset

0,3

Links

Seiichi Manyama, Table of n, a(n) for n = 0..4095

David Applegate, Marc LeBrun and N. J. A. Sloane, Carryless Arithmetic (I): The Mod 10 Version.

Index entries for sequences related to carryless arithmetic

Prog

(PARI) a(n) = fromdigits(Vec(Pol(digits(n, 8))^2)%8, 8); \\ Seiichi Manyama, Mar 09 2023

Crossrefs

For bases 2 through 10 see A000695, A169999, A170985-A170990 and A059729.

Sequence in context: A290458 A035253 A070432 * A290457 A344851 A346202

Adjacent sequences: A170986 A170987 A170988 * A170990 A170991 A170992

Keyword

nonn,base,look

Author

N. J. A. Sloane, Aug 29 2010

Status

approved