33025

Appears in sequences

• Numbers that are the sum of 5 positive 7th powers.at n=38A003372
• Numbers n such that n is a substring of its square in base 8 (written in base 10).at n=22A018832
• Strong pseudoprimes to base 32.at n=36A020258
• Reduced binary string self-substitutions: a(n) is obtained by substituting n for each 1-bit in the binary expansion of n, then dividing by n.at n=40A065160
• a(n) = 2 * (4^n + 2^n) + 1.at n=7A085601
• Number of binary strings of length n with equal numbers of 0000 and 1001 substrings.at n=17A164153
• Expansion of (1 + 4*x - 6*x^2 - 16*x^3 + 20*x^4)/((1-x)*(1-2*x)*(1+2*x)*(1-2*x^2)).at n=15A171663
• Gaussian norm of 1+(1+i)^n.at n=15A238187
• Number of pieces after a sheet of paper is folded n times and cut diagonally.at n=16A257418
• Square array read by descending antidiagonals: T(n,k) = ((2^(n+1) + 1)^(k-1) + 1)/2.at n=42A266577
• a(n) = 32*n^2 - 56*n + 25.at n=33A272129
• Number of n X 7 0..1 arrays with every element equal to 1, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=18A298923
• a(0)=2; for n > 0, a(n) = 2^(2*n-1) + 2^n + 1.at n=8A343175
• Inverse Moebius transform of A000056.at n=32A350156
• Numbers k such that A163511(k) is a seventh power.at n=14A366287