42055domain: NAppears in sequencesNumber of essentially different semi-magic squares of order 3 with semimagic sum n.at n=38A122751Numbers n such that 36n+11, 36(n+1)+11, 36(n+2)+11 and 36(n+3)+11 are prime.at n=37A255608Heptagonal numbers which are products of three distinct primes.at n=24A356422