63812domain: NAppears in sequencesDenominators of approximations to e.at n=33A006259If S*2^k - 3 and S*2^k + 3 are primes for k=0 to 2, then a(n) = S/10.at n=6A093290Denominators of "Farey fraction" approximations to e.at n=35A119015Where A024573 becomes a record.at n=15A182219