65683

Appears in sequences

• Gaps of 2 in sequence A038593 (upper terms).at n=30A038644
• Bisection of A096441.at n=37A096967
• Numbers k for which rank of the elliptic curve y^2 = x^3 - 432*k^2 is 4.at n=16A309964
• Squarefree terms of A129802 whose prime factors are neither elite (A102742) nor anti-elite (A128852), where A129802 is the possible bases for Pepin's primality test for Fermat numbers.at n=13A372895