137249domain: NAppears in sequencesIndices of primes in sequence defined by A(0) = 79, A(n) = 10*A(n-1) - 1 for n > 0.at n=12A101153a(n) = Sum_{k=2..n}(7^k).at n=5A168572Expansion of e.g.f. exp(-x * (1 - x)^2) / (1 - x).at n=8A375410