36378domain: NAppears in sequencesNumber of single component forests in Moebius ladder M_n.at n=4A020869Numbers n such that 6^n + 5^(n+1) is prime.at n=19A274135Numbers m such that 20*m + 1, 80*m + 1, 100*m + 1, and 200*m + 1 are all primes.at n=39A372186