25110

Appears in sequences

• Poincaré series [or Poincare series] P(C#_{3,2}; x).at n=30A124630
• Coefficients of a Ramanujan q-series.at n=32A143184
• Numbers k divisible respectively by the sum of digits, the sum of the squares and the sum of the cubes of digits in base 10 of k.at n=33A169664
• Number of 3-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions.at n=40A187298
• Triangle read by rows: T(n,k) is the number of secondary structures of size n having k stacks of odd length (n>=0, k>=0).at n=58A202845
• Number of (w,x,y,z) with all terms in {1,...,n} and w>2x and y<=3z.at n=19A212517
• a(n) is the least k such that gcd(A006666(k), A006667(k)) = n.at n=35A281938
• Numbers that can be written as (k + sum of digits of k) for some k, then as (m + product of digits of m) for some m, also as (q * product of digits of q) for some q, and finally as (t * sum of digits of t) for some t.at n=34A337839