473699

Appears in sequences

• Brilliant numbers such that when they are concatenated with their 10's complement, which also must be brilliant, the result is a prime.at n=26A084629
• Number of n X 2 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4.at n=11A240389