440512

Appears in sequences

• Large-number statistic from the enumeration of domino tilings of a 7-pillow of order n.at n=17A112840
• Numbers k such that the sum of the first k odd composites is palindromic in base 3.at n=8A118129
• Number of (n+1) X (n+1) -6..6 symmetric matrices with every 2 X 2 subblock having sum zero and three distinct values.at n=14A211254