21835

Appears in sequences

• Series expansion for rectilinear polymers on square lattice.at n=9A007291
• Number of partitions of n into parts not of the form 25k, 25k+5 or 25k-5. Also number of partitions with at most 4 parts of size 1 and differences between parts at distance 11 are greater than 1.at n=39A036004
• Number of partitions satisfying cn(0,5) + cn(2,5) + cn(3,5) <= cn(1,5) + cn(4,5).at n=39A039879
• Constant term of the reduction by x^2->x+1 of the polynomial p(n,x) defined below in Comments.at n=17A192748
• Number of nX(n+3) arrays of permutations of n+3 copies of 0..n-1 with every element equal to or 1 greater than any north or northeast neighbors modulo n and the upper left element equal to 0.at n=4A267556
• Number of 5Xn arrays containing n copies of 0..5-1 with every element equal to or 1 greater than any north or northeast neighbors modulo 5 and the upper left element equal to 0.at n=7A267559
• Numbers n such that n^3 contains the consecutive substring 2,3,5,7.at n=20A295900
• Number of states of the Finite State Automaton Gn accepting the language of maximal (or minimal) lexicographic representatives of elements in the positive braid monoid An.at n=9A317849
• Starts of runs of 3 consecutive positive negaFibonacci-Niven numbers (A331085).at n=42A331087
• Expansion of g.f. A(x) satisfying 1 = Sum_{n=-oo..+oo} (-1)^n * x^n * (A(x) + x^(4*n-1))^(n+1).at n=18A363144