-2753

Appears in sequences

• Numerators of Van der Pol numbers.at n=12A003164
• Numbers of the form (1+2n^2+4n^3)/(n+10).at n=0A122107
• Values of n such that L(17) and N(17) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.at n=21A227520
• a(n) = 8*n^3 - 449*n^2 + 7967*n - 45523.at n=10A253045
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 189", based on the 5-celled von Neumann neighborhood.at n=27A270680
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 267", based on the 5-celled von Neumann neighborhood.at n=27A271086
• a(n) = 1 + Sum_{k=2..n} (-1)^k * k^2 * a(floor(n/k)).at n=23A361983
• a(n) = 1 + Sum_{k=2..n} (-1)^k * k^2 * a(floor(n/k)).at n=24A361983