42484

Appears in sequences

• Numbers k such that k | 12^k + 12.at n=33A015904
• a(n) = binomial(n+2,2) + binomial(n+3,3) + binomial(n+4,4) + binomial(n+5,5).at n=18A027659
• a(n) = Sum_{i=0..n} A047060(i,n-i).at n=17A047061
• Number of nonempty subsets of {1,2,...,n} in which exactly 1/5 of the elements are <= (n-4)/2.at n=20A048065
• Number of nonempty subsets of {1,2,...,n} in which exactly 1/5 of the elements are <= (n+3)/3.at n=20A048087
• Slowest increasing sequence beginning with 3 whose digits satisfy the rule d*2.at n=9A102255
• Wiener index of generalized Fibonacci cube graph Q_n(111).at n=8A228702
• a(n) = n*(n^2 + 3*n - 2)/2.at n=43A256857
• a(n) is the sum of all symmetric valleys in the set of Catalan words of length n.at n=11A371964
• Primitive terms of A388271.at n=30A388272