94964domain: NAppears in sequencesa(n) = Sum{a(k): k=0,1,2,...,n-4,n-2,n-1}; a(n-3) is not a summand; initial terms are 0,2,3.at n=19A049861Expansion of c(x^2-x^3), c(x) the g.f. of A000108.at n=24A115399Numbers k such that 3*10^k + 37 is prime.at n=26A294122