498004

Appears in sequences

• Number of ways to color vertices of a hexagon using <= n colors, allowing only rotations.at n=12A006565
• Sum of two consecutive primes that is also sum of two consecutive even positive squares.at n=28A236461
• Number of 2 X n binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two exactly once.at n=13A269012