18848

Appears in sequences

• Numerators of continued fraction convergents to sqrt(823).at n=8A042588
• Number of rooted trees with a forbidden limb of length 3.at n=13A052321
• Coefficients of replicable function number "32b".at n=39A058632
• a(n) = 19*n*(n+1).at n=31A173309
• Triangular array: the fission of ((x+2)^n) by (q(n,x)) given by q(n,x)=x^n+x^(n-1)+...+x+1.at n=41A193850
• Mirror of the triangle A193850.at n=39A193851
• Hilbert series of combinatorial Hopf algebra H(Heap_2).at n=6A247638
• Numbers which are representable as a sum of nineteen but no fewer consecutive nonnegative integers.at n=20A270303
• Numbers whose even divisors have an integer harmonic mean.at n=28A348412