96538domain: NAppears in sequencesNumbers n such that 10000000n+1, 10000000n+3, 10000000n+7, 10000000n+9 are all primes.at n=6A064966Number of binary carry-connected subsets of {1...n}.at n=17A325105a(n) = A338268(k^2 + 2*n, k) for sufficiently large k.at n=28A338286