41013

Appears in sequences

• Number of partitions in parts not of the form 17k, 17k+3 or 17k-3. Also number of partitions with at most 2 parts of size 1 and differences between parts at distance 7 are greater than 1.at n=46A035964
• Cube root of A061096(n).at n=32A067177
• a(n) = n*(n+1)*(n+7)*(122+57*n+n^2)/120.at n=13A101862
• Numbers k such that k*Lucas(k) + 1 is prime.at n=31A134696
• 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=36A169664
• Ratio A191650(n+1)/A191650(n).at n=27A191651
• Number of nX5 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically.at n=5A208685
• T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically.at n=50A208688
• Number of 6 X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically.at n=4A208692
• a(n) = (4*n+9)*n^2.at n=21A258618
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 557", based on the 5-celled von Neumann neighborhood.at n=33A272926
• Expansion of Product_{k>=0} (1 + x^(3^k) + x^(2*3^k) + x^(3^(k+1)))^(3^k).at n=51A309046