76049

Appears in sequences

• Strong pseudoprimes to base 52.at n=25A020278
• Strong pseudoprimes to base 56.at n=17A020282
• Strong pseudoprimes to base 78.at n=24A020304
• Strong pseudoprimes to base 84.at n=21A020310
• Strong pseudoprimes to base 95.at n=20A020321
• Strong pseudoprimes to base 96.at n=28A020322
• Numerators of continued fraction convergents to sqrt(194).at n=7A041360
• Numerators of continued fraction convergents to sqrt(776).at n=7A042496
• a(n) = 4802*n^2 - 196*n + 1.at n=3A157364
• Numbers k such that k-1 and k+1 are each the product of exactly 7 primes, counted with multiplicity.at n=21A157487
• a(n) = 50*n^2 - 1.at n=38A157919