29960

Appears in sequences

• Maximal elements of pairs of "Super Unitary Amicable Numbers", sorted by their minimal elements.at n=39A045614
• Number of chiral pairs of dissectable polyhedra with n tetrahedral cells and symmetry of type E.at n=16A047762
• a(n) = A047762(2n+1).at n=8A047763
• Number of chiral pairs of dissectable polyhedra with n tetrahedral cells and symmetry of type C.at n=25A047774
• Sum of squares of entries of Wilkinson's eigenvalue test matrix of order 2n+1.at n=35A059834
• Triangle T(n,k) of k-block ordered bicoverings of an unlabeled n-set, n >= 2, k = 3..n+floor(n/2).at n=17A060092
• 24 'Reverse and Add' steps are needed to reach a palindrome.at n=9A065318
• Alkane systems (see Cyvin reference for precise definition).at n=16A121180
• Least K such that K*(prime(100*n)^(100*n))-1 is prime with prime(n)=n-th prime.at n=19A129245
• Number of strings of numbers x(i=1..7) in 0..n with sum i^2*x(i)^3 equal to 49*n^3.at n=35A184322
• Expansion of (8+6*x)/(1-x)^5.at n=13A190048
• Number of partitions p = [x(1), ..., x(k)], where x(1) >= x(2) >= ... >= x(k), of n such that max(x(i) - x(i-1)) >= number of distinct parts of p.at n=42A241821
• Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=21A259003
• Number of nX3 0..1 arrays with every element unequal to 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=25A317736