75240

Appears in sequences

• Expansion of e.g.f. sin(x)/cosh(log(1+x)).at n=10A009557
• Fourth column (m=5) of array A090452.at n=10A090454
• Consider the family of multigraphs enriched by the species of linear order. Sequence gives the triangle read by rows giving coefficients of polynomials arising from enumeration of those multigraphs on n edges, arcs and loops.at n=32A098288
• Numbers with prime factorization p*q*r*s^2*t^3 (where p, q, r, s, t are distinct primes).at n=17A190111
• Number of 2 X 2 matrices with entries in {0,1,...,n} and odd trace with no elements repeated.at n=20A279905