56135

Appears in sequences

• Minimal natural number (in decimal representation) with n prime substrings in base-6 representation (substrings with leading zeros are considered to be nonprime).at n=18A217306
• Number of self-inverse permutations in S_n with longest increasing subsequence of length 7.at n=6A217327
• E.g.f.: exp(exp(x) - Sum_{i=0..5} x^i/i!).at n=17A293025
• G.f.: Sum_{k>=1} x^(2*k-1)/(1+x^(2*k-1)) * Product_{k>=1} 1/(1-x^k).at n=39A305123
• Array read by upwards antidiagonals: T(m,n) = number of set partitions of the multiset consisting of one copy each of x_1, x_2, ..., x_m, and two copies each of y_1, y_2, ..., y_n, for m >= 0, n >= 0.at n=26A322765
• Row 1 of array in A322765.at n=5A322766
• Number of partitions of the (n+5)-multiset {1,2,...,n,1,2,...,5}.at n=6A346882
• Number of partitions of the (n+6)-multiset {1,2,...,n,1,2,...,6}.at n=5A346883