99820

Appears in sequences

• Maximal coefficient of Product_{k<=n} (1 + x^k). Number of solutions to +- 1 +- 2 +- 3 +- ... +- n = 0 or 1.at n=23A025591
• Largest coefficient in expansion of Product_{i=1..n} (1 + (-q)^i).at n=22A039828
• Number of solutions to +- 1 +- 2 +- 3 +- ... +- n = 0.at n=23A063865
• Number of solutions to +- 1 +- 2 +- 3 +- ... +- n = 0 or +- 1.at n=23A063867
• A063865(4n-3).at n=5A123117
• Number of (n+4)X8 binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=7A186604
• Number of (n+4)X12 binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock.at n=3A186608
• Number of maximal matchings in the n-dipyramidal graph.at n=22A297064