64879

Properties

Appears in sequences

• Number of (n+2)X1 0..1 arrays with all rows having a nonnegative second derivative, and all and columns having a positive second derivative in a quadratic least squares fit, with one and two element arrays taken as having a zero second derivative.at n=14A223645
• Primes whose base-6 representation also is the base-3 representation of a prime.at n=38A235469
• Number of compositions of n avoiding any 3-term arithmetic progression.at n=26A238569
• Intersection of A013917 and A071150.at n=30A255017
• Balanced primes of order thirteen.at n=18A300364
• Prime numbersat n=6484