Fourth elementary symmetric function of 3,4,...,n+5.

Terms

a(0) =360a(1) =2754a(2) =12154a(3) =40369a(4) =111769a(5) =271929a(6) =600033a(7) =1225983a(8) =2353263a(9) =4288713a(10) =7480473a(11) =12565462a(12) =20427862a(13) =32270182a(14) =49698582a(15) =74824242a(16) =110382666a(17) =159872916a(18) =227718876a(19) =319454751a(20) =441937111a(21) =603585895a(22) =814656895a(23) =1087548345a(24) =1437144345