61249

Appears in sequences

• Strong pseudoprimes to base 72.at n=26A020298
• Denominators of continued fraction convergents to sqrt(434).at n=8A041827
• a(n) = 128*n^2 - 32*n + 1.at n=21A157331
• a(n) = 128*n^2 + 2528*n + 12481.at n=11A157436
• a(n) = 50*n^2 - 1.at n=34A157919
• Principal diagonal of the convolution array A213838.at n=22A213839
• a(n) = (1+sqrt(3))^n + (-2)^n + (1-sqrt(3))^n + 1.at n=11A215502
• Number of biquanimous subsets of {1..n}. Sets with a subset having the same sum as the complement.at n=17A371791