715542domain: NAppears in sequencesPowers of sqrt(20) rounded to nearest integer.at n=9A017965Powers of sqrt(20) rounded up.at n=9A017966Powers of fourth root of 20 rounded to nearest integer.at n=18A018103Powers of fourth root of 20 rounded up.at n=18A018104Nearest integer to n^(9/2).at n=20A036494