59412domain: NAppears in sequencesEngel expansion of zeta(4) = Pi^4/90 = Sum_{i>0} 1/i^4.at n=10A067912Number of permutations of [n] avoiding {4231, 1423, 1234}.at n=12A294765Number of 5-element subsets of [n] whose sum is a triangular number.at n=37A320851