74667domain: NAppears in sequencesG.f.: exp( Sum_{n>=1} a(n)*x^n/n ) = Product_{n>=1} 1/(1 - a(n-1)*x^n).at n=8A157313Number of numbers with 2n+1 digits that are lunar squares.at n=4A172199Sum_{0<j<n} (n^4-j^4).at n=8A206810Number of integer partitions of n whose rounded mean is > 1. Partitions with mean >= 3/2.at n=44A364059