167748domain: NAppears in sequencesa(n) = Sum_{k>=1} floor(tau^(n-k)) where tau is A001622.at n=23A020956Convolution of Lucas numbers and positive integers repeated (A000032 and A008619).at n=22A213046Numbers k such that Bernoulli number B_{k} has denominator 3404310.at n=30A295596