56786730
domain: N
Appears in sequences
- Denominators of Bernoulli numbers B_{2n}.at n=30A002445
- Denominators of Bernoulli numbers B_0, B_1, B_2, B_4, B_6, ...at n=31A006954
- Denominator of Bernoulli number B_n.at n=60A027642
- Denominator of Sum_{p prime, p-1 divides n} 1/p.at n=59A027760
- Denominator of Sum_{p prime, p-1 divides 2*n} 1/p.at n=29A027762
- Distinct values of denominators of Bernoulli numbers B(2n) in order of their appearance as n grows.at n=19A090126
- Incrementally largest denominators of the Bernoulli numbers.at n=9A100194
- Let B(n)(x) be the Bernoulli polynomials as defined in A001898, with B(n)(1) equal to the usual Bernoulli numbers A027641/A027642. Sequence gives denominators of B(n)(2).at n=60A100616
- Bernoulli number denominators, with zeros at the odd places.at n=60A106458
- A051717(2n).at n=30A132084
- Denominators of expansion of e.g.f. x^2/(2*(cos(x)-1)), even powers only.at n=30A132095
- a(0)=3, a(n)=A002445(n) for n >= 1.at n=30A140814
- 1 followed by A027760, a variant of Bernoulli number denominators.at n=60A141056
- Denominators of Bernoulli numbers interleaved with even numbers.at n=60A164020
- a(n) = denominator(Bernoulli(prime(n) - 1)).at n=17A166062
- Denominators of the rational sequence with e.g.f. (x/2)*(1+exp(-x))/(1-exp(-x)).at n=60A176289
- Bernoulli denominators A141056(n), with the exception a(1)=1.at n=60A176591
- Denominators of the inverse binomial transform of the Bernoulli numbers with B(1)=2/3.at n=60A257106
- a(n) = (2*n+1)*denominator((2*n+1)*Bernoulli(2*n)).at n=30A326580
- a(n) = denominator(denominator(Bernoulli'(n, x)) / denominator(Bernoulli(n, 1))).at n=60A366152