-731
domain: Z
Appears in sequences
- Expansion of e.g.f. sin(sin(sin(x))) (odd powers only).at n=3A003715
- Determinant of the n X n matrix whose element (i,j) equals the floor( Phi^(i-j) + 1).at n=33A071784
- Coefficients of numerator polynomials of g.f.s for a certain necklace problem involving prime numbers.at n=35A103728
- Coefficients of numerator polynomials of g.f.s for a certain necklace problem involving prime numbers.at n=33A103728
- Inverse binomial transform of number-theoretic triangle A109974.at n=46A109978
- Array A(i,j) read by antidiagonals: A(i,j) is the (2i-1)-th derivative of sin(sin(sin(...sin(x)))) nested j times evaluated at 0.at n=18A212261
- Values of n such that L(1) and N(1) 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=45A226921
- Numerators of the characteristic polynomials of the von Mangoldt function matrix.at n=34A260237
- First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 213", based on the 5-celled von Neumann neighborhood.at n=15A270904
- First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 485", based on the 5-celled von Neumann neighborhood.at n=15A272505
- a(n) = A006561(n) - A290447(n).at n=17A290465
- Expansion of 1 - x/(1 - x^3/(1 - x^5/(1 - x^7/(1 - x^9/(1 - ... - x^(2*k-1)/(1 - ...)))))), a continued fraction.at n=43A291874
- a(n) = Sum_{k=1..n} (-1)^(n-k)*binomial(n,k)*sigma(k).at n=8A320568
- Expansion of Product_{k>=1} (1 - x^k)^prime(k+1).at n=16A353170
- a(n) = Sum_{k=0..floor(n/4)} (-1)^k * (n-3*k)!/(n-4*k)!.at n=23A358605