84432domain: NAppears in sequencesNumbers k such that 75*2^k-1 is prime.at n=46A050563Eighth diagonal (m=7) of triangle A084938; a(n) = A084938(n+7,n) = (n^7 + 63*n^6 + 1855*n^5 + 34125*n^4 + 438424*n^3 + 3980172*n^2 + 20946960*n)/5040.at n=6A090393Numbers k such that Bernoulli number B_{k} has denominator 46410.at n=22A295590