A066298 a(n) = googol (mod n).

0, 0, 1, 0, 0, 4, 4, 0, 1, 0, 1, 4, 3, 4, 10, 0, 4, 10, 9, 0, 4, 12, 13, 16, 0, 16, 10, 4, 16, 10, 5, 0, 1, 4, 25, 28, 10, 28, 16, 0, 1, 4, 31, 12, 10, 36, 27, 16, 11, 0, 4, 16, 28, 10, 45, 32, 28, 16, 16, 40, 47, 36, 46, 0, 55, 34, 10, 4, 13, 60, 20, 64, 72, 10, 25, 28, 67, 16, 67, 0

Offset

1,6

Comments

A googol is 10^100.

Links

Alois P. Heinz, Table of n, a(n) for n = 1..10000 (first 1000 terms from Harry J. Smith)

Eric Weisstein's World of Mathematics, Googol

Maple

a:= n-> 10&^100 mod n:
seq(a(n), n=1..100);  # Alois P. Heinz, Feb 07 2018

Mathematica

Table[PowerMod[10, 100, n], {n, 2, 50}]

Prog

(PARI) { g=10^100; for (n=1, 1000, write("b066298.txt", n, " ", g%n) ) } \\ Harry J. Smith, Feb 09 2010
(PARI) a(n) = lift(Mod(10, n)^100); \\ Michel Marcus, Feb 07 2018

Crossrefs

Cf. A067007.

Sequence in context: A202168 A156450 A067007 * A108068 A283998 A318143

Adjacent sequences: A066295 A066296 A066297 * A066299 A066300 A066301

Keyword

nonn

Author

Eric W. Weisstein

Status

approved