Square pyramidal numbers which are sums of three consecutive primes.

Terms

a(0) =1015a(1) =25585a(2) =1623245a(3) =2127685a(4) =7838831a(5) =8865649a(6) =19849115a(7) =52051769a(8) =73998155a(9) =88409285a(10) =91753025a(11) =161553785a(12) =216862421a(13) =289872105a(14) =347016319a(15) =382029011a(16) =466430159a(17) =835713879a(18) =1077314939a(19) =1223359835a(20) =1509659555a(21) =1584781241