54042

Appears in sequences

• a(n) = N(5,n), where N(5,x) is the 5th Narayana polynomial.at n=13A090198
• a(n) = Sum_{k + l*m <= n} (k + l*m), with 0 <= k,l,m <= n.at n=29A106846
• Number of binary arrays of length n+11 with no more than 6 ones in any length 12 subsequence (=50% duty cycle).at n=5A212400
• Number of binary arrays of length 2*n+5 with no more than n ones in any length 2n subsequence (=50% duty cycle).at n=5A212407