40074domain: NAppears in sequencesNumber of n-step prudent self-avoiding walks on honeycomb lattice.at n=16A192871Divide the positive integers into subsets of lengths given by successive primes. a(n) is the sum of primes contained in the n-th subset.at n=36A344718a(n) = Sum_{k=0..n} (k+1) * 2^(n-k) * binomial(k,n-k)^2.at n=9A391688