314572800

Appears in sequences

• Binomial transform of A001651.at n=24A084858
• Number of n X 2 0..2 arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two not more than once.at n=11A268965
• a(n) is the least number of the form p^2 + q^2 - 2 for primes p and q that is an odd multiple of 2^n, or -1 if there is no such number.at n=22A359439