59116domain: NAppears in sequencesSusceptibility series H_4 for 2-dimensional Ising model (divided by 2).at n=12A055856a(1) = 1, a(2) = 2, a(n) = a(n-1) + d where d is the sum of the absolute differences between all pairs of previous terms.at n=8A089708n such that (1+2*7^n)/3 is prime.at n=14A263718