-791
domain: Z
Appears in sequences
- Denominators of an expansion for Pi.at n=4A001467
- a(0) = 1, a(1) = 0, a(2) = -1; for n >= 3, a(n) = - a(n-2) + Sum_{ primes p with 3 <= p <= n} a(n-p).at n=44A002121
- a(n) = -(n + 1)*(2*n^2 + n - 12)/6.at n=13A058372
- Expansion of (1-x-x^N)/((1-x)(1-x^2)(1-x^3)...(1-x^N)) for N = 5.at n=38A060024
- Weight 5 level 11 cusp form with complex multiplication by Q(sqrt(11)) and trivial character.at n=26A065099
- Expansion of (1-2x-5x^2-7x^3+x^6)/((1-x)(1-x^3)^2).at n=33A141352
- Expansion of (1-5x^2-7x^3-2x^4+x^6)/((1-x)(1-x^3)^2).at n=34A141365
- Years in which a transit of Venus (as seen from Earth) took place or is expected to occur, according to the catalog by Fred Espenak.at n=19A171467
- Beta polynomials (coefficients in descending order, triangle read by rows).at n=34A177762
- Beta polynomials (coefficients in descending order, triangle read by rows).at n=35A177762
- Irregular array read by rows in which row n lists the integers k, in ascending order, for which there is a primitive cycle of n positive integers under iteration by the Collatz-like 3x+k function.at n=47A226619
- First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 97", based on the 5-celled von Neumann neighborhood.at n=17A270155
- First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 353", based on the 5-celled von Neumann neighborhood.at n=17A271308
- Expansion of the g.f. of A160534 in powers of A121593.at n=7A279613
- G.f.: Sum_{n=-oo..+oo} n * x^n * (1 - x^n)^n.at n=60A291937
- a(n) = Sum_{k=0..floor(n/7)} (-1)^k*binomial(n,7*k).at n=12A307041
- First term of n-th difference sequence of (floor(2e*k)), k >= 0.at n=11A325736
- a(n) = Sum_{k=0..floor(n/10)} (-1)^k * binomial(n-5*k,5*k).at n=17A348310
- Product_{n>=1} 1 / (1 - a(n)*x^n) = 1 + x + Sum_{n>=2} prime(n-1)*x^n.at n=41A353951
- a(n) = A325977(A228058(n)).at n=42A389217