66360

Appears in sequences

• arcsin(arcsinh(x)*exp(x))=x+2/2!*x^2+3/3!*x^3+12/4!*x^4+93/5!*x^5...at n=7A012586
• Number of oriented triangle graphs with transitively oriented maximal cliques, on binomial(n,2) points.at n=3A051591
• Numbers k such that (k-1, k+1) and (k/2-1, k/2+1) are both pairs of twin primes.at n=11A076504
• Numbers k such that k and k^2 use only the digits 0, 3, 4, 6 and 9.at n=35A136932
• T(n,k) is the number of n-step one or two collinear space at a time queen's tours on a k X k board summed over all starting positions.at n=48A187027
• Number of 4-step one or two collinear space at a time queen's tours on an n X n board summed over all starting positions.at n=6A187029
• Numbers n such that n is the average of four consecutive primes n-13, n-1, n+1 and n+13.at n=7A260959
• a(n) = 54*n^2 + 6*n.at n=35A277990
• Expansion of e.g.f. 1 / (1 - x - x^2/2 - x^3/3 - x^4/4).at n=7A355294
• Number of instances of the stable roommates problem of cardinality n (extension to instances of odd cardinality).at n=4A356584