122012

Appears in sequences

• Number of nondecreasing arrangements of n+2 numbers in 0..4 with each number being the sum mod 5 of two others.at n=36A183907
• Numbers n such that both n*Pi and n*e are within 1/sqrt(n) of integers.at n=48A208530
• Number of (n+2) X (1+2) 0..3 arrays with every consecutive three elements in every row and diagonal having exactly two distinct values, and in every column and antidiagonal not having exactly two distinct values, and new values 0 upwards introduced in row major order.at n=20A252712