81815

Appears in sequences

• a(n) is the least k such that the remainder when 8^k is divided by k is n.at n=41A119714
• Number of nondecreasing arrangements of n+3 numbers in 0..4 with each number being the sum mod 5 of three others.at n=31A183899
• Number of (n+2)X(1+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 1, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero.at n=15A253417