17982

Appears in sequences

• Apply partial sum operator twice to Stern's sequence.at n=14A014172
• Numbers k such that k and 4*k are anagrams.at n=8A023088
• T(2n,n-2), T given by A026659.at n=6A026662
• a(1)=1, a(2)=2, then use "merge and minus": a(n)=merge(a(n-2),a(n-1))-a(n-2)-a(n-1).at n=5A075537
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (-1, 0, 1), (0, 1, 0), (1, -1, 0), (1, 0, -1)}.at n=10A148304
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, -1), (0, 0, 1), (1, 0, 0), (1, 1, 1)}.at n=7A151121
• Row sums of triangle defined in A113820.at n=25A160968
• a(n) = Least i in range [A165598(n),A165598(n+1)] for which abs(A165597(i)) gets the maximum value in that range.at n=24A165599
• a(n) is the smallest positive number such that a(n)*n is an anagram of a(n)*6.at n=43A175695
• a(n) is the smallest number such that a(n)*n is an anagram of a(n) * 7.at n=13A175696
• a(3)=5, a(4)=8, a(5)=12; thereafter a(n) = a(n-1) + A000931(n+7).at n=26A220885
• Number of nonnegative integers with property that their base 9/7 expansion (see A024655) has n digits.at n=32A245429
• Numbers x whose digits can be permuted to produce a multiple of x.at n=36A245680
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 139", based on the 5-celled von Neumann neighborhood.at n=29A270280
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 203", based on the 5-celled von Neumann neighborhood.at n=29A270727
• Number of nX4 0..1 arrays with every element equal to 0, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.at n=15A298663
• Expansion of Product_{k>=1} 1 / (1 - 2*3^k*x^k).at n=5A300583
• Expansion of Product_{k>0} 1/theta_3(q^k), where theta_3() is the Jacobi theta function.at n=22A320068