61410

Appears in sequences

• Denominators of Bernoulli numbers B_{2n}.at n=44A002445
• Denominators of Bernoulli numbers B_0, B_1, B_2, B_4, B_6, ...at n=45A006954
• Denominator of Sum_{p prime, p-1 divides 2*n} 1/p.at n=43A027762
• Distinct values of denominators of Bernoulli numbers B(2n) in order of their appearance as n grows.at n=27A090126
• Triangle read by rows: T(n,k) is the number of ternary words of length n having k runs of consecutive 0's (0<=k<=ceiling(n/2)).at n=43A119808
• A051717(2n).at n=44A132084
• a(0)=3, a(n)=A002445(n) for n >= 1.at n=44A140814
• a(n) = denominator(Bernoulli(prime(n) - 1)).at n=23A166062