2170560

Appears in sequences

• a(n) = 5*(n+1)*binomial(n+4,6).at n=13A027802
• Areas of integer Heronian triangles [A068967(n), prime(A068967(n)), A068968(n)].at n=13A068969
• Expansion of e.g.f. C(x,k) satisfying C(x,k) = cosh( x*cosh(k*x*C(x,k)) ), as a triangle read by rows.at n=18A370430
• Expansion of e.g.f. D(x,k) satisfying D(x,k) = cosh( k*x*cosh(x*D(x,k)) ), as a triangle read by rows.at n=17A370432