53465

Appears in sequences

• a(n) = n^3 - n^2 + n - 1 = (n-1) * (n^2 + 1).at n=38A062158
• 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=27A098288
• Numbers k such that sum(d|k, sigma(d)^2) is a multiple of k.at n=8A226563
• Numbers k such that (14*10^k + 211)/9 is prime.at n=20A294941
• Number of graph minors of the n-centipede graph.at n=9A352102